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Finding the Fourth Proportional to 502,793,205.10, 754,189,807.65 and 502,793,205.10

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Solution

The fourth proportional to 502,793,205.10, 754,189,807.65 and 502,793,205.10 is: 754,189,807.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,793,205.10 : 754,189,807.65 = 502,793,205.10 : x
  2. Step 2: Convert to fraction form
    502,793,205.10/754,189,807.65 = 502,793,205.10/x
  3. Step 3: Cross multiply
    502,793,205.10x = 754,189,807.65 × 502,793,205.10
  4. Step 4: Simplify right side
    502,793,205.10x = 379,201,510,642,096,000
  5. Step 5: Solve for x
    x = 379,201,510,642,096,000/502,793,205.10
  6. Step 6: Final answer
    x = 754,189,807.65

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Double scale
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Similar ratio
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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.