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Finding the Fourth Proportional to 430,891.59, 594,630.39 and 249,638.55

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Solution

The fourth proportional to 430,891.59, 594,630.39 and 249,638.55 is: 344,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,891.59 : 594,630.39 = 249,638.55 : x
  2. Step 2: Convert to fraction form
    430,891.59/594,630.39 = 249,638.55/x
  3. Step 3: Cross multiply
    430,891.59x = 594,630.39 × 249,638.55
  4. Step 4: Simplify right side
    430,891.59x = 148,442,668,345.54
  5. Step 5: Solve for x
    x = 148,442,668,345.54/430,891.59
  6. Step 6: Final answer
    x = 344,501.20

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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.