Home / 956,838.42-1,320,453.90-527,115.60

Finding the Fourth Proportional to 956,838.42, 1,320,453.90 and 527,115.60

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Solution

The fourth proportional to 956,838.42, 1,320,453.90 and 527,115.60 is: 727,428.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,838.42 : 1,320,453.90 = 527,115.60 : x
  2. Step 2: Convert to fraction form
    956,838.42/1,320,453.90 = 527,115.60/x
  3. Step 3: Cross multiply
    956,838.42x = 1,320,453.90 × 527,115.60
  4. Step 4: Simplify right side
    956,838.42x = 696,031,849,770.84
  5. Step 5: Solve for x
    x = 696,031,849,770.84/956,838.42
  6. Step 6: Final answer
    x = 727,428.83

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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.