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Finding the Fourth Proportional to 216,374.04, 324,120.42 and 176,535

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Solution

The fourth proportional to 216,374.04, 324,120.42 and 176,535 is: 264,442.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,374.04 : 324,120.42 = 176,535 : x
  2. Step 2: Convert to fraction form
    216,374.04/324,120.42 = 176,535/x
  3. Step 3: Cross multiply
    216,374.04x = 324,120.42 × 176,535
  4. Step 4: Simplify right side
    216,374.04x = 57,218,598,344.70
  5. Step 5: Solve for x
    x = 57,218,598,344.70/216,374.04
  6. Step 6: Final answer
    x = 264,442.99

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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.