Home / 418,542.90-577,608.96-237,258.36

Finding the Fourth Proportional to 418,542.90, 577,608.96 and 237,258.36

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Solution

The fourth proportional to 418,542.90, 577,608.96 and 237,258.36 is: 327,427.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,542.90 : 577,608.96 = 237,258.36 : x
  2. Step 2: Convert to fraction form
    418,542.90/577,608.96 = 237,258.36/x
  3. Step 3: Cross multiply
    418,542.90x = 577,608.96 × 237,258.36
  4. Step 4: Simplify right side
    418,542.90x = 137,042,554,570.91
  5. Step 5: Solve for x
    x = 137,042,554,570.91/418,542.90
  6. Step 6: Final answer
    x = 327,427.74

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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.