Home / 1,178,773.60-1,768,160.40-292,309.60

Finding the Fourth Proportional to 1,178,773.60, 1,768,160.40 and 292,309.60

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Solution

The fourth proportional to 1,178,773.60, 1,768,160.40 and 292,309.60 is: 438,464.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,773.60 : 1,768,160.40 = 292,309.60 : x
  2. Step 2: Convert to fraction form
    1,178,773.60/1,768,160.40 = 292,309.60/x
  3. Step 3: Cross multiply
    1,178,773.60x = 1,768,160.40 × 292,309.60
  4. Step 4: Simplify right side
    1,178,773.60x = 516,850,259,259.84
  5. Step 5: Solve for x
    x = 516,850,259,259.84/1,178,773.60
  6. Step 6: Final answer
    x = 438,464.40

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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.