Home / 974,881.88-1,345,311.80-539,287.88

Finding the Fourth Proportional to 974,881.88, 1,345,311.80 and 539,287.88

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Solution

The fourth proportional to 974,881.88, 1,345,311.80 and 539,287.88 is: 744,203.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,881.88 : 1,345,311.80 = 539,287.88 : x
  2. Step 2: Convert to fraction form
    974,881.88/1,345,311.80 = 539,287.88/x
  3. Step 3: Cross multiply
    974,881.88x = 1,345,311.80 × 539,287.88
  4. Step 4: Simplify right side
    974,881.88x = 725,510,348,560.98
  5. Step 5: Solve for x
    x = 725,510,348,560.98/974,881.88
  6. Step 6: Final answer
    x = 744,203.34

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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.