Home / 956,785.40-1,435,178.10-291,937.40

Finding the Fourth Proportional to 956,785.40, 1,435,178.10 and 291,937.40

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Solution

The fourth proportional to 956,785.40, 1,435,178.10 and 291,937.40 is: 437,906.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,785.40 : 1,435,178.10 = 291,937.40 : x
  2. Step 2: Convert to fraction form
    956,785.40/1,435,178.10 = 291,937.40/x
  3. Step 3: Cross multiply
    956,785.40x = 1,435,178.10 × 291,937.40
  4. Step 4: Simplify right side
    956,785.40x = 418,982,163,050.94
  5. Step 5: Solve for x
    x = 418,982,163,050.94/956,785.40
  6. Step 6: Final answer
    x = 437,906.10

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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.