Home / 584,274.56-806,285.28-329,619.20

Finding the Fourth Proportional to 584,274.56, 806,285.28 and 329,619.20

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Solution

The fourth proportional to 584,274.56, 806,285.28 and 329,619.20 is: 454,866.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,274.56 : 806,285.28 = 329,619.20 : x
  2. Step 2: Convert to fraction form
    584,274.56/806,285.28 = 329,619.20/x
  3. Step 3: Cross multiply
    584,274.56x = 806,285.28 × 329,619.20
  4. Step 4: Simplify right side
    584,274.56x = 265,767,108,965.38
  5. Step 5: Solve for x
    x = 265,767,108,965.38/584,274.56
  6. Step 6: Final answer
    x = 454,866.82

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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.