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Finding the Fourth Proportional to 611,842.98, 913,273.31 and 566,753.54

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Solution

The fourth proportional to 611,842.98, 913,273.31 and 566,753.54 is: 845,970.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,842.98 : 913,273.31 = 566,753.54 : x
  2. Step 2: Convert to fraction form
    611,842.98/913,273.31 = 566,753.54/x
  3. Step 3: Cross multiply
    611,842.98x = 913,273.31 × 566,753.54
  4. Step 4: Simplify right side
    611,842.98x = 517,600,874,029.88
  5. Step 5: Solve for x
    x = 517,600,874,029.88/611,842.98
  6. Step 6: Final answer
    x = 845,970.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.