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Finding the Fourth Proportional to 546,100.22, 753,621.72 and 304,398.08

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Solution

The fourth proportional to 546,100.22, 753,621.72 and 304,398.08 is: 420,071.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,100.22 : 753,621.72 = 304,398.08 : x
  2. Step 2: Convert to fraction form
    546,100.22/753,621.72 = 304,398.08/x
  3. Step 3: Cross multiply
    546,100.22x = 753,621.72 × 304,398.08
  4. Step 4: Simplify right side
    546,100.22x = 229,401,004,614.30
  5. Step 5: Solve for x
    x = 229,401,004,614.30/546,100.22
  6. Step 6: Final answer
    x = 420,071.25

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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.