Home / 377,476.29-566,312.45-140,820.75

Finding the Fourth Proportional to 377,476.29, 566,312.45 and 140,820.75

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Solution

The fourth proportional to 377,476.29, 566,312.45 and 140,820.75 is: 211,267.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,476.29 : 566,312.45 = 140,820.75 : x
  2. Step 2: Convert to fraction form
    377,476.29/566,312.45 = 140,820.75/x
  3. Step 3: Cross multiply
    377,476.29x = 566,312.45 × 140,820.75
  4. Step 4: Simplify right side
    377,476.29x = 79,748,543,239.23
  5. Step 5: Solve for x
    x = 79,748,543,239.23/377,476.29
  6. Step 6: Final answer
    x = 211,267.69

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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.