Home / 657,524.32-986,275.74-208,244.50

Finding the Fourth Proportional to 657,524.32, 986,275.74 and 208,244.50

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Solution

The fourth proportional to 657,524.32, 986,275.74 and 208,244.50 is: 312,363.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,524.32 : 986,275.74 = 208,244.50 : x
  2. Step 2: Convert to fraction form
    657,524.32/986,275.74 = 208,244.50/x
  3. Step 3: Cross multiply
    657,524.32x = 986,275.74 × 208,244.50
  4. Step 4: Simplify right side
    657,524.32x = 205,386,498,338.43
  5. Step 5: Solve for x
    x = 205,386,498,338.43/657,524.32
  6. Step 6: Final answer
    x = 312,363.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.