Home / 376,961.29-565,440.78-152,319.13

Finding the Fourth Proportional to 376,961.29, 565,440.78 and 152,319.13

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Solution

The fourth proportional to 376,961.29, 565,440.78 and 152,319.13 is: 228,478.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,961.29 : 565,440.78 = 152,319.13 : x
  2. Step 2: Convert to fraction form
    376,961.29/565,440.78 = 152,319.13/x
  3. Step 3: Cross multiply
    376,961.29x = 565,440.78 × 152,319.13
  4. Step 4: Simplify right side
    376,961.29x = 86,127,447,676.12
  5. Step 5: Solve for x
    x = 86,127,447,676.12/376,961.29
  6. Step 6: Final answer
    x = 228,478.23

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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.