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Finding the Fourth Proportional to 471,950.20, 707,925.30 and 425,294.20

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Solution

The fourth proportional to 471,950.20, 707,925.30 and 425,294.20 is: 637,941.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,950.20 : 707,925.30 = 425,294.20 : x
  2. Step 2: Convert to fraction form
    471,950.20/707,925.30 = 425,294.20/x
  3. Step 3: Cross multiply
    471,950.20x = 707,925.30 × 425,294.20
  4. Step 4: Simplify right side
    471,950.20x = 301,076,524,123.26
  5. Step 5: Solve for x
    x = 301,076,524,123.26/471,950.20
  6. Step 6: Final answer
    x = 637,941.30

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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.