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Finding the Fourth Proportional to 532,199.72, 798,299.58 and 195,113

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Solution

The fourth proportional to 532,199.72, 798,299.58 and 195,113 is: 292,669.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,199.72 : 798,299.58 = 195,113 : x
  2. Step 2: Convert to fraction form
    532,199.72/798,299.58 = 195,113/x
  3. Step 3: Cross multiply
    532,199.72x = 798,299.58 × 195,113
  4. Step 4: Simplify right side
    532,199.72x = 155,758,625,952.54
  5. Step 5: Solve for x
    x = 155,758,625,952.54/532,199.72
  6. Step 6: Final answer
    x = 292,669.50

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Half scale
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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.