Home / 418,175.04-577,039.86-236,850.76

Finding the Fourth Proportional to 418,175.04, 577,039.86 and 236,850.76

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Solution

The fourth proportional to 418,175.04, 577,039.86 and 236,850.76 is: 326,830.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,175.04 : 577,039.86 = 236,850.76 : x
  2. Step 2: Convert to fraction form
    418,175.04/577,039.86 = 236,850.76/x
  3. Step 3: Cross multiply
    418,175.04x = 577,039.86 × 236,850.76
  4. Step 4: Simplify right side
    418,175.04x = 136,672,329,391.29
  5. Step 5: Solve for x
    x = 136,672,329,391.29/418,175.04
  6. Step 6: Final answer
    x = 326,830.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.