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Finding the Fourth Proportional to 237,798.40, 328,203.48 and 180,626.96

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Solution

The fourth proportional to 237,798.40, 328,203.48 and 180,626.96 is: 249,296.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,798.40 : 328,203.48 = 180,626.96 : x
  2. Step 2: Convert to fraction form
    237,798.40/328,203.48 = 180,626.96/x
  3. Step 3: Cross multiply
    237,798.40x = 328,203.48 × 180,626.96
  4. Step 4: Simplify right side
    237,798.40x = 59,282,396,853.82
  5. Step 5: Solve for x
    x = 59,282,396,853.82/237,798.40
  6. Step 6: Final answer
    x = 249,296.87

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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.