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Finding the Fourth Proportional to 566,441.29, 781,597.51 and 324,679.38

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Solution

The fourth proportional to 566,441.29, 781,597.51 and 324,679.38 is: 448,005.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,441.29 : 781,597.51 = 324,679.38 : x
  2. Step 2: Convert to fraction form
    566,441.29/781,597.51 = 324,679.38/x
  3. Step 3: Cross multiply
    566,441.29x = 781,597.51 × 324,679.38
  4. Step 4: Simplify right side
    566,441.29x = 253,768,594,956.34
  5. Step 5: Solve for x
    x = 253,768,594,956.34/566,441.29
  6. Step 6: Final answer
    x = 448,005.11

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.