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Finding the Fourth Proportional to 410,012.47, 565,725.76 and 237,959.29

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Solution

The fourth proportional to 410,012.47, 565,725.76 and 237,959.29 is: 328,330.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,012.47 : 565,725.76 = 237,959.29 : x
  2. Step 2: Convert to fraction form
    410,012.47/565,725.76 = 237,959.29/x
  3. Step 3: Cross multiply
    410,012.47x = 565,725.76 × 237,959.29
  4. Step 4: Simplify right side
    410,012.47x = 134,619,700,184.31
  5. Step 5: Solve for x
    x = 134,619,700,184.31/410,012.47
  6. Step 6: Final answer
    x = 328,330.75

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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.