Home / 935,218.88-1,290,533.84-527,299.68

Finding the Fourth Proportional to 935,218.88, 1,290,533.84 and 527,299.68

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Solution

The fourth proportional to 935,218.88, 1,290,533.84 and 527,299.68 is: 727,635.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,218.88 : 1,290,533.84 = 527,299.68 : x
  2. Step 2: Convert to fraction form
    935,218.88/1,290,533.84 = 527,299.68/x
  3. Step 3: Cross multiply
    935,218.88x = 1,290,533.84 × 527,299.68
  4. Step 4: Simplify right side
    935,218.88x = 680,498,080,861.17
  5. Step 5: Solve for x
    x = 680,498,080,861.17/935,218.88
  6. Step 6: Final answer
    x = 727,635.10

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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.