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Finding the Fourth Proportional to 418,796.04, 577,810.62 and 237,498.60

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Solution

The fourth proportional to 418,796.04, 577,810.62 and 237,498.60 is: 327,675.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,796.04 : 577,810.62 = 237,498.60 : x
  2. Step 2: Convert to fraction form
    418,796.04/577,810.62 = 237,498.60/x
  3. Step 3: Cross multiply
    418,796.04x = 577,810.62 × 237,498.60
  4. Step 4: Simplify right side
    418,796.04x = 137,229,213,315.13
  5. Step 5: Solve for x
    x = 137,229,213,315.13/418,796.04
  6. Step 6: Final answer
    x = 327,675.53

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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.