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Finding the Fourth Proportional to 557,657.02, 836,483.84 and 158,298.12

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Solution

The fourth proportional to 557,657.02, 836,483.84 and 158,298.12 is: 237,446.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,657.02 : 836,483.84 = 158,298.12 : x
  2. Step 2: Convert to fraction form
    557,657.02/836,483.84 = 158,298.12/x
  3. Step 3: Cross multiply
    557,657.02x = 836,483.84 × 158,298.12
  4. Step 4: Simplify right side
    557,657.02x = 132,413,819,282.38
  5. Step 5: Solve for x
    x = 132,413,819,282.38/557,657.02
  6. Step 6: Final answer
    x = 237,446.70

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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.