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Finding the Fourth Proportional to 193,567.60, 290,254.20 and 88,267.60

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Solution

The fourth proportional to 193,567.60, 290,254.20 and 88,267.60 is: 132,357.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,567.60 : 290,254.20 = 88,267.60 : x
  2. Step 2: Convert to fraction form
    193,567.60/290,254.20 = 88,267.60/x
  3. Step 3: Cross multiply
    193,567.60x = 290,254.20 × 88,267.60
  4. Step 4: Simplify right side
    193,567.60x = 25,620,041,623.92
  5. Step 5: Solve for x
    x = 25,620,041,623.92/193,567.60
  6. Step 6: Final answer
    x = 132,357.08

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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.