Home / 1,010,233.60-1,515,350.40-262,279.60

Finding the Fourth Proportional to 1,010,233.60, 1,515,350.40 and 262,279.60

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Solution

The fourth proportional to 1,010,233.60, 1,515,350.40 and 262,279.60 is: 393,419.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,233.60 : 1,515,350.40 = 262,279.60 : x
  2. Step 2: Convert to fraction form
    1,010,233.60/1,515,350.40 = 262,279.60/x
  3. Step 3: Cross multiply
    1,010,233.60x = 1,515,350.40 × 262,279.60
  4. Step 4: Simplify right side
    1,010,233.60x = 397,445,496,771.84
  5. Step 5: Solve for x
    x = 397,445,496,771.84/1,010,233.60
  6. Step 6: Final answer
    x = 393,419.40

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.