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Finding the Fourth Proportional to 563,999.10, 845,998.65 and 537,755.10

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Solution

The fourth proportional to 563,999.10, 845,998.65 and 537,755.10 is: 806,632.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,999.10 : 845,998.65 = 537,755.10 : x
  2. Step 2: Convert to fraction form
    563,999.10/845,998.65 = 537,755.10/x
  3. Step 3: Cross multiply
    563,999.10x = 845,998.65 × 537,755.10
  4. Step 4: Simplify right side
    563,999.10x = 454,940,088,630.62
  5. Step 5: Solve for x
    x = 454,940,088,630.62/563,999.10
  6. Step 6: Final answer
    x = 806,632.65

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Double scale
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Similar ratio
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1.5x scale

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.