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Finding the Fourth Proportional to 604,031.68, 906,026.55 and 154,756.27

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Solution

The fourth proportional to 604,031.68, 906,026.55 and 154,756.27 is: 232,129.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,031.68 : 906,026.55 = 154,756.27 : x
  2. Step 2: Convert to fraction form
    604,031.68/906,026.55 = 154,756.27/x
  3. Step 3: Cross multiply
    604,031.68x = 906,026.55 × 154,756.27
  4. Step 4: Simplify right side
    604,031.68x = 140,213,289,398.97
  5. Step 5: Solve for x
    x = 140,213,289,398.97/604,031.68
  6. Step 6: Final answer
    x = 232,129.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.