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Finding the Fourth Proportional to 308,263.74, 462,393.42 and 158,545.76

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Solution

The fourth proportional to 308,263.74, 462,393.42 and 158,545.76 is: 237,817.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,263.74 : 462,393.42 = 158,545.76 : x
  2. Step 2: Convert to fraction form
    308,263.74/462,393.42 = 158,545.76/x
  3. Step 3: Cross multiply
    308,263.74x = 462,393.42 × 158,545.76
  4. Step 4: Simplify right side
    308,263.74x = 73,310,516,192.90
  5. Step 5: Solve for x
    x = 73,310,516,192.90/308,263.74
  6. Step 6: Final answer
    x = 237,817.51

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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.