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Finding the Fourth Proportional to 411,951.90, 577,562.10 and 411,951.90

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Solution

The fourth proportional to 411,951.90, 577,562.10 and 411,951.90 is: 577,562.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,951.90 : 577,562.10 = 411,951.90 : x
  2. Step 2: Convert to fraction form
    411,951.90/577,562.10 = 411,951.90/x
  3. Step 3: Cross multiply
    411,951.90x = 577,562.10 × 411,951.90
  4. Step 4: Simplify right side
    411,951.90x = 237,927,804,462.99
  5. Step 5: Solve for x
    x = 237,927,804,462.99/411,951.90
  6. Step 6: Final answer
    x = 577,562.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.