Home / 875,436.40-1,208,067.24-493,542.52

Finding the Fourth Proportional to 875,436.40, 1,208,067.24 and 493,542.52

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Solution

The fourth proportional to 875,436.40, 1,208,067.24 and 493,542.52 is: 681,068.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,436.40 : 1,208,067.24 = 493,542.52 : x
  2. Step 2: Convert to fraction form
    875,436.40/1,208,067.24 = 493,542.52/x
  3. Step 3: Cross multiply
    875,436.40x = 1,208,067.24 × 493,542.52
  4. Step 4: Simplify right side
    875,436.40x = 596,232,549,959.05
  5. Step 5: Solve for x
    x = 596,232,549,959.05/875,436.40
  6. Step 6: Final answer
    x = 681,068.95

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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.