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Finding the Fourth Proportional to 555,543.60, 833,354.52 and 274,985.52

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Solution

The fourth proportional to 555,543.60, 833,354.52 and 274,985.52 is: 412,497.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,543.60 : 833,354.52 = 274,985.52 : x
  2. Step 2: Convert to fraction form
    555,543.60/833,354.52 = 274,985.52/x
  3. Step 3: Cross multiply
    555,543.60x = 833,354.52 × 274,985.52
  4. Step 4: Simplify right side
    555,543.60x = 229,160,426,026.55
  5. Step 5: Solve for x
    x = 229,160,426,026.55/555,543.60
  6. Step 6: Final answer
    x = 412,497.64

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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.