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Finding the Fourth Proportional to 374,902.92, 562,356.54 and 153,286.92

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Solution

The fourth proportional to 374,902.92, 562,356.54 and 153,286.92 is: 229,931.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,902.92 : 562,356.54 = 153,286.92 : x
  2. Step 2: Convert to fraction form
    374,902.92/562,356.54 = 153,286.92/x
  3. Step 3: Cross multiply
    374,902.92x = 562,356.54 × 153,286.92
  4. Step 4: Simplify right side
    374,902.92x = 86,201,901,958.46
  5. Step 5: Solve for x
    x = 86,201,901,958.46/374,902.92
  6. Step 6: Final answer
    x = 229,931.26

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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.