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Finding the Fourth Proportional to 358,527.84, 537,791.60 and 147,934.24

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Solution

The fourth proportional to 358,527.84, 537,791.60 and 147,934.24 is: 221,901.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,527.84 : 537,791.60 = 147,934.24 : x
  2. Step 2: Convert to fraction form
    358,527.84/537,791.60 = 147,934.24/x
  3. Step 3: Cross multiply
    358,527.84x = 537,791.60 × 147,934.24
  4. Step 4: Simplify right side
    358,527.84x = 79,557,791,624.38
  5. Step 5: Solve for x
    x = 79,557,791,624.38/358,527.84
  6. Step 6: Final answer
    x = 221,901.29

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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.