Home / 563,947.34-778,304.16-322,265.61

Finding the Fourth Proportional to 563,947.34, 778,304.16 and 322,265.61

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Solution

The fourth proportional to 563,947.34, 778,304.16 and 322,265.61 is: 444,759.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,947.34 : 778,304.16 = 322,265.61 : x
  2. Step 2: Convert to fraction form
    563,947.34/778,304.16 = 322,265.61/x
  3. Step 3: Cross multiply
    563,947.34x = 778,304.16 × 322,265.61
  4. Step 4: Simplify right side
    563,947.34x = 250,820,664,887.94
  5. Step 5: Solve for x
    x = 250,820,664,887.94/563,947.34
  6. Step 6: Final answer
    x = 444,759.02

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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.