Home / 873,589.97-1,205,542.62-506,117.20

Finding the Fourth Proportional to 873,589.97, 1,205,542.62 and 506,117.20

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Solution

The fourth proportional to 873,589.97, 1,205,542.62 and 506,117.20 is: 698,435.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,589.97 : 1,205,542.62 = 506,117.20 : x
  2. Step 2: Convert to fraction form
    873,589.97/1,205,542.62 = 506,117.20/x
  3. Step 3: Cross multiply
    873,589.97x = 1,205,542.62 × 506,117.20
  4. Step 4: Simplify right side
    873,589.97x = 610,145,854,199.15
  5. Step 5: Solve for x
    x = 610,145,854,199.15/873,589.97
  6. Step 6: Final answer
    x = 698,435.05

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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.