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Finding the Fourth Proportional to 364,362.24, 542,921.10 and 324,613.92

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Solution

The fourth proportional to 364,362.24, 542,921.10 and 324,613.92 is: 483,693.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,362.24 : 542,921.10 = 324,613.92 : x
  2. Step 2: Convert to fraction form
    364,362.24/542,921.10 = 324,613.92/x
  3. Step 3: Cross multiply
    364,362.24x = 542,921.10 × 324,613.92
  4. Step 4: Simplify right side
    364,362.24x = 176,239,746,521.71
  5. Step 5: Solve for x
    x = 176,239,746,521.71/364,362.24
  6. Step 6: Final answer
    x = 483,693.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.