Home / 917,065.60-1,375,598.40-444,673.60

Finding the Fourth Proportional to 917,065.60, 1,375,598.40 and 444,673.60

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Solution

The fourth proportional to 917,065.60, 1,375,598.40 and 444,673.60 is: 667,010.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,065.60 : 1,375,598.40 = 444,673.60 : x
  2. Step 2: Convert to fraction form
    917,065.60/1,375,598.40 = 444,673.60/x
  3. Step 3: Cross multiply
    917,065.60x = 1,375,598.40 × 444,673.60
  4. Step 4: Simplify right side
    917,065.60x = 611,692,292,682.24
  5. Step 5: Solve for x
    x = 611,692,292,682.24/917,065.60
  6. Step 6: Final answer
    x = 667,010.40

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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.