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Finding the Fourth Proportional to 562,985.92, 844,534.20 and 163,630

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Solution

The fourth proportional to 562,985.92, 844,534.20 and 163,630 is: 245,461.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,985.92 : 844,534.20 = 163,630 : x
  2. Step 2: Convert to fraction form
    562,985.92/844,534.20 = 163,630/x
  3. Step 3: Cross multiply
    562,985.92x = 844,534.20 × 163,630
  4. Step 4: Simplify right side
    562,985.92x = 138,191,131,146
  5. Step 5: Solve for x
    x = 138,191,131,146/562,985.92
  6. Step 6: Final answer
    x = 245,461.08

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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.