Home / 418,266.48-577,160.90-236,939.58

Finding the Fourth Proportional to 418,266.48, 577,160.90 and 236,939.58

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Solution

The fourth proportional to 418,266.48, 577,160.90 and 236,939.58 is: 326,950.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,266.48 : 577,160.90 = 236,939.58 : x
  2. Step 2: Convert to fraction form
    418,266.48/577,160.90 = 236,939.58/x
  3. Step 3: Cross multiply
    418,266.48x = 577,160.90 × 236,939.58
  4. Step 4: Simplify right side
    418,266.48x = 136,752,261,108.84
  5. Step 5: Solve for x
    x = 136,752,261,108.84/418,266.48
  6. Step 6: Final answer
    x = 326,950.08

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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.