Home / 840,998.47-1,160,577.51-459,025.22

Finding the Fourth Proportional to 840,998.47, 1,160,577.51 and 459,025.22

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Solution

The fourth proportional to 840,998.47, 1,160,577.51 and 459,025.22 is: 633,454.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,998.47 : 1,160,577.51 = 459,025.22 : x
  2. Step 2: Convert to fraction form
    840,998.47/1,160,577.51 = 459,025.22/x
  3. Step 3: Cross multiply
    840,998.47x = 1,160,577.51 × 459,025.22
  4. Step 4: Simplify right side
    840,998.47x = 532,734,346,854.80
  5. Step 5: Solve for x
    x = 532,734,346,854.80/840,998.47
  6. Step 6: Final answer
    x = 633,454.60

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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.