Home / 543,529.17-750,139.38-328,670.73

Finding the Fourth Proportional to 543,529.17, 750,139.38 and 328,670.73

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Solution

The fourth proportional to 543,529.17, 750,139.38 and 328,670.73 is: 453,607.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,529.17 : 750,139.38 = 328,670.73 : x
  2. Step 2: Convert to fraction form
    543,529.17/750,139.38 = 328,670.73/x
  3. Step 3: Cross multiply
    543,529.17x = 750,139.38 × 328,670.73
  4. Step 4: Simplify right side
    543,529.17x = 246,548,857,626.35
  5. Step 5: Solve for x
    x = 246,548,857,626.35/543,529.17
  6. Step 6: Final answer
    x = 453,607.41

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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.