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Finding the Fourth Proportional to 175,068.60, 262,602.90 and 108,292.20

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Solution

The fourth proportional to 175,068.60, 262,602.90 and 108,292.20 is: 162,438.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,068.60 : 262,602.90 = 108,292.20 : x
  2. Step 2: Convert to fraction form
    175,068.60/262,602.90 = 108,292.20/x
  3. Step 3: Cross multiply
    175,068.60x = 262,602.90 × 108,292.20
  4. Step 4: Simplify right side
    175,068.60x = 28,437,845,767.38
  5. Step 5: Solve for x
    x = 28,437,845,767.38/175,068.60
  6. Step 6: Final answer
    x = 162,438.30

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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.