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Finding the Fourth Proportional to 302,545.48, 453,859.91 and 102,812.24

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Solution

The fourth proportional to 302,545.48, 453,859.91 and 102,812.24 is: 154,232.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,545.48 : 453,859.91 = 102,812.24 : x
  2. Step 2: Convert to fraction form
    302,545.48/453,859.91 = 102,812.24/x
  3. Step 3: Cross multiply
    302,545.48x = 453,859.91 × 102,812.24
  4. Step 4: Simplify right side
    302,545.48x = 46,662,352,446.47
  5. Step 5: Solve for x
    x = 46,662,352,446.47/302,545.48
  6. Step 6: Final answer
    x = 154,232.52

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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.