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Finding the Fourth Proportional to 249,624.20, 373,658.70 and 179,640.20

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Solution

The fourth proportional to 249,624.20, 373,658.70 and 179,640.20 is: 268,900.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,624.20 : 373,658.70 = 179,640.20 : x
  2. Step 2: Convert to fraction form
    249,624.20/373,658.70 = 179,640.20/x
  3. Step 3: Cross multiply
    249,624.20x = 373,658.70 × 179,640.20
  4. Step 4: Simplify right side
    249,624.20x = 67,124,123,599.74
  5. Step 5: Solve for x
    x = 67,124,123,599.74/249,624.20
  6. Step 6: Final answer
    x = 268,900.71

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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.