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Finding the Fourth Proportional to 499,695.38, 749,595.58 and 162,762.30

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Solution

The fourth proportional to 499,695.38, 749,595.58 and 162,762.30 is: 244,160.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,695.38 : 749,595.58 = 162,762.30 : x
  2. Step 2: Convert to fraction form
    499,695.38/749,595.58 = 162,762.30/x
  3. Step 3: Cross multiply
    499,695.38x = 749,595.58 × 162,762.30
  4. Step 4: Simplify right side
    499,695.38x = 122,005,900,670.63
  5. Step 5: Solve for x
    x = 122,005,900,670.63/499,695.38
  6. Step 6: Final answer
    x = 244,160.55

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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.