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Finding the Fourth Proportional to 249,898.20, 375,020.10 and 179,827.80

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Solution

The fourth proportional to 249,898.20, 375,020.10 and 179,827.80 is: 269,866.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,898.20 : 375,020.10 = 179,827.80 : x
  2. Step 2: Convert to fraction form
    249,898.20/375,020.10 = 179,827.80/x
  3. Step 3: Cross multiply
    249,898.20x = 375,020.10 × 179,827.80
  4. Step 4: Simplify right side
    249,898.20x = 67,439,039,538.78
  5. Step 5: Solve for x
    x = 67,439,039,538.78/249,898.20
  6. Step 6: Final answer
    x = 269,866.05

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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.