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Finding the Fourth Proportional to 175,217.60, 262,480.80 and 101,259.20

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Solution

The fourth proportional to 175,217.60, 262,480.80 and 101,259.20 is: 151,689.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,217.60 : 262,480.80 = 101,259.20 : x
  2. Step 2: Convert to fraction form
    175,217.60/262,480.80 = 101,259.20/x
  3. Step 3: Cross multiply
    175,217.60x = 262,480.80 × 101,259.20
  4. Step 4: Simplify right side
    175,217.60x = 26,578,595,823.36
  5. Step 5: Solve for x
    x = 26,578,595,823.36/175,217.60
  6. Step 6: Final answer
    x = 151,689.08

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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.