Home / 953,073.32-1,429,190.16-447,777.96

Finding the Fourth Proportional to 953,073.32, 1,429,190.16 and 447,777.96

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Solution

The fourth proportional to 953,073.32, 1,429,190.16 and 447,777.96 is: 671,469.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,073.32 : 1,429,190.16 = 447,777.96 : x
  2. Step 2: Convert to fraction form
    953,073.32/1,429,190.16 = 447,777.96/x
  3. Step 3: Cross multiply
    953,073.32x = 1,429,190.16 × 447,777.96
  4. Step 4: Simplify right side
    953,073.32x = 639,959,854,296.87
  5. Step 5: Solve for x
    x = 639,959,854,296.87/953,073.32
  6. Step 6: Final answer
    x = 671,469.70

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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.