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Finding the Fourth Proportional to 567,041.10, 849,686.85 and 491,808.30

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Solution

The fourth proportional to 567,041.10, 849,686.85 and 491,808.30 is: 736,953.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,041.10 : 849,686.85 = 491,808.30 : x
  2. Step 2: Convert to fraction form
    567,041.10/849,686.85 = 491,808.30/x
  3. Step 3: Cross multiply
    567,041.10x = 849,686.85 × 491,808.30
  4. Step 4: Simplify right side
    567,041.10x = 417,883,045,230.86
  5. Step 5: Solve for x
    x = 417,883,045,230.86/567,041.10
  6. Step 6: Final answer
    x = 736,953.72

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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.