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Finding the Fourth Proportional to 367,817.01, 551,432.25 and 338,294.13

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Solution

The fourth proportional to 367,817.01, 551,432.25 and 338,294.13 is: 507,171.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,817.01 : 551,432.25 = 338,294.13 : x
  2. Step 2: Convert to fraction form
    367,817.01/551,432.25 = 338,294.13/x
  3. Step 3: Cross multiply
    367,817.01x = 551,432.25 × 338,294.13
  4. Step 4: Simplify right side
    367,817.01x = 186,546,293,267.69
  5. Step 5: Solve for x
    x = 186,546,293,267.69/367,817.01
  6. Step 6: Final answer
    x = 507,171.47

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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.