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Finding the Fourth Proportional to 559,127.28, 838,686.96 and 334,550.28

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Solution

The fourth proportional to 559,127.28, 838,686.96 and 334,550.28 is: 501,823.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,127.28 : 838,686.96 = 334,550.28 : x
  2. Step 2: Convert to fraction form
    559,127.28/838,686.96 = 334,550.28/x
  3. Step 3: Cross multiply
    559,127.28x = 838,686.96 × 334,550.28
  4. Step 4: Simplify right side
    559,127.28x = 280,582,957,300.35
  5. Step 5: Solve for x
    x = 280,582,957,300.35/559,127.28
  6. Step 6: Final answer
    x = 501,823.05

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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.