Home / 731,189.60-1,096,784.40-637,877.60

Finding the Fourth Proportional to 731,189.60, 1,096,784.40 and 637,877.60

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Solution

The fourth proportional to 731,189.60, 1,096,784.40 and 637,877.60 is: 956,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,189.60 : 1,096,784.40 = 637,877.60 : x
  2. Step 2: Convert to fraction form
    731,189.60/1,096,784.40 = 637,877.60/x
  3. Step 3: Cross multiply
    731,189.60x = 1,096,784.40 × 637,877.60
  4. Step 4: Simplify right side
    731,189.60x = 699,614,200,789.44
  5. Step 5: Solve for x
    x = 699,614,200,789.44/731,189.60
  6. Step 6: Final answer
    x = 956,816.40

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Double scale
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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.