Home / 418,531.34-577,570.40-227,544.74

Finding the Fourth Proportional to 418,531.34, 577,570.40 and 227,544.74

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Solution

The fourth proportional to 418,531.34, 577,570.40 and 227,544.74 is: 314,010.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,531.34 : 577,570.40 = 227,544.74 : x
  2. Step 2: Convert to fraction form
    418,531.34/577,570.40 = 227,544.74/x
  3. Step 3: Cross multiply
    418,531.34x = 577,570.40 × 227,544.74
  4. Step 4: Simplify right side
    418,531.34x = 131,423,106,499.70
  5. Step 5: Solve for x
    x = 131,423,106,499.70/418,531.34
  6. Step 6: Final answer
    x = 314,010.19

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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.