Home / 418,187.17-577,102.35-236,895.22

Finding the Fourth Proportional to 418,187.17, 577,102.35 and 236,895.22

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Solution

The fourth proportional to 418,187.17, 577,102.35 and 236,895.22 is: 326,917.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,187.17 : 577,102.35 = 236,895.22 : x
  2. Step 2: Convert to fraction form
    418,187.17/577,102.35 = 236,895.22/x
  3. Step 3: Cross multiply
    418,187.17x = 577,102.35 × 236,895.22
  4. Step 4: Simplify right side
    418,187.17x = 136,712,788,165.77
  5. Step 5: Solve for x
    x = 136,712,788,165.77/418,187.17
  6. Step 6: Final answer
    x = 326,917.70

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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.