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Finding the Fourth Proportional to 581,134.65, 801,195.39 and 477,379.10

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Solution

The fourth proportional to 581,134.65, 801,195.39 and 477,379.10 is: 658,150.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,134.65 : 801,195.39 = 477,379.10 : x
  2. Step 2: Convert to fraction form
    581,134.65/801,195.39 = 477,379.10/x
  3. Step 3: Cross multiply
    581,134.65x = 801,195.39 × 477,379.10
  4. Step 4: Simplify right side
    581,134.65x = 382,473,936,205.34
  5. Step 5: Solve for x
    x = 382,473,936,205.34/581,134.65
  6. Step 6: Final answer
    x = 658,150.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.