Home / 696,438.38-1,044,952.86-380,526.24

Finding the Fourth Proportional to 696,438.38, 1,044,952.86 and 380,526.24

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Solution

The fourth proportional to 696,438.38, 1,044,952.86 and 380,526.24 is: 570,950.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,438.38 : 1,044,952.86 = 380,526.24 : x
  2. Step 2: Convert to fraction form
    696,438.38/1,044,952.86 = 380,526.24/x
  3. Step 3: Cross multiply
    696,438.38x = 1,044,952.86 × 380,526.24
  4. Step 4: Simplify right side
    696,438.38x = 397,631,982,793.05
  5. Step 5: Solve for x
    x = 397,631,982,793.05/696,438.38
  6. Step 6: Final answer
    x = 570,950.70

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Double scale
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1.5x scale

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.