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Finding the Fourth Proportional to 267,673.60, 369,420.42 and 160,243.59

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Solution

The fourth proportional to 267,673.60, 369,420.42 and 160,243.59 is: 221,154.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,673.60 : 369,420.42 = 160,243.59 : x
  2. Step 2: Convert to fraction form
    267,673.60/369,420.42 = 160,243.59/x
  3. Step 3: Cross multiply
    267,673.60x = 369,420.42 × 160,243.59
  4. Step 4: Simplify right side
    267,673.60x = 59,197,254,320.11
  5. Step 5: Solve for x
    x = 59,197,254,320.11/267,673.60
  6. Step 6: Final answer
    x = 221,154.62

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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.