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Finding the Fourth Proportional to 544,681.85, 751,650.15 and 302,959.22

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Solution

The fourth proportional to 544,681.85, 751,650.15 and 302,959.22 is: 418,077.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,681.85 : 751,650.15 = 302,959.22 : x
  2. Step 2: Convert to fraction form
    544,681.85/751,650.15 = 302,959.22/x
  3. Step 3: Cross multiply
    544,681.85x = 751,650.15 × 302,959.22
  4. Step 4: Simplify right side
    544,681.85x = 227,719,343,156.88
  5. Step 5: Solve for x
    x = 227,719,343,156.88/544,681.85
  6. Step 6: Final answer
    x = 418,077.71

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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.