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Finding the Fourth Proportional to 367,332.54, 506,453.19 and 281,393.34

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Solution

The fourth proportional to 367,332.54, 506,453.19 and 281,393.34 is: 387,966.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,332.54 : 506,453.19 = 281,393.34 : x
  2. Step 2: Convert to fraction form
    367,332.54/506,453.19 = 281,393.34/x
  3. Step 3: Cross multiply
    367,332.54x = 506,453.19 × 281,393.34
  4. Step 4: Simplify right side
    367,332.54x = 142,512,554,687.76
  5. Step 5: Solve for x
    x = 142,512,554,687.76/367,332.54
  6. Step 6: Final answer
    x = 387,966.05

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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.