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Finding the Fourth Proportional to 565,277.43, 847,734.65 and 186,109.95

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Solution

The fourth proportional to 565,277.43, 847,734.65 and 186,109.95 is: 279,105.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,277.43 : 847,734.65 = 186,109.95 : x
  2. Step 2: Convert to fraction form
    565,277.43/847,734.65 = 186,109.95/x
  3. Step 3: Cross multiply
    565,277.43x = 847,734.65 × 186,109.95
  4. Step 4: Simplify right side
    565,277.43x = 157,771,852,394.22
  5. Step 5: Solve for x
    x = 157,771,852,394.22/565,277.43
  6. Step 6: Final answer
    x = 279,105.17

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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.