Home / 580,868.16-801,595.45-322,787.13

Finding the Fourth Proportional to 580,868.16, 801,595.45 and 322,787.13

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Solution

The fourth proportional to 580,868.16, 801,595.45 and 322,787.13 is: 445,444.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,868.16 : 801,595.45 = 322,787.13 : x
  2. Step 2: Convert to fraction form
    580,868.16/801,595.45 = 322,787.13/x
  3. Step 3: Cross multiply
    580,868.16x = 801,595.45 × 322,787.13
  4. Step 4: Simplify right side
    580,868.16x = 258,744,691,216.22
  5. Step 5: Solve for x
    x = 258,744,691,216.22/580,868.16
  6. Step 6: Final answer
    x = 445,444.78

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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.