Home / 583,938.18-806,053.21-454,620.42

Finding the Fourth Proportional to 583,938.18, 806,053.21 and 454,620.42

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Solution

The fourth proportional to 583,938.18, 806,053.21 and 454,620.42 is: 627,546.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,938.18 : 806,053.21 = 454,620.42 : x
  2. Step 2: Convert to fraction form
    583,938.18/806,053.21 = 454,620.42/x
  3. Step 3: Cross multiply
    583,938.18x = 806,053.21 × 454,620.42
  4. Step 4: Simplify right side
    583,938.18x = 366,448,248,872.55
  5. Step 5: Solve for x
    x = 366,448,248,872.55/583,938.18
  6. Step 6: Final answer
    x = 627,546.31

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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.