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Finding the Fourth Proportional to 499,552.70, 749,336.16 and 162,595.13

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Solution

The fourth proportional to 499,552.70, 749,336.16 and 162,595.13 is: 243,895.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,552.70 : 749,336.16 = 162,595.13 : x
  2. Step 2: Convert to fraction form
    499,552.70/749,336.16 = 162,595.13/x
  3. Step 3: Cross multiply
    499,552.70x = 749,336.16 × 162,595.13
  4. Step 4: Simplify right side
    499,552.70x = 121,838,410,348.90
  5. Step 5: Solve for x
    x = 121,838,410,348.90/499,552.70
  6. Step 6: Final answer
    x = 243,895.01

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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.