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Finding the Fourth Proportional to 291,532.59, 402,177.51 and 170,599.73

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Solution

The fourth proportional to 291,532.59, 402,177.51 and 170,599.73 is: 235,347.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,532.59 : 402,177.51 = 170,599.73 : x
  2. Step 2: Convert to fraction form
    291,532.59/402,177.51 = 170,599.73/x
  3. Step 3: Cross multiply
    291,532.59x = 402,177.51 × 170,599.73
  4. Step 4: Simplify right side
    291,532.59x = 68,611,372,607.18
  5. Step 5: Solve for x
    x = 68,611,372,607.18/291,532.59
  6. Step 6: Final answer
    x = 235,347.18

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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.