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Finding the Fourth Proportional to 295,300.90, 442,951.35 and 170,496.10

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Solution

The fourth proportional to 295,300.90, 442,951.35 and 170,496.10 is: 255,744.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,300.90 : 442,951.35 = 170,496.10 : x
  2. Step 2: Convert to fraction form
    295,300.90/442,951.35 = 170,496.10/x
  3. Step 3: Cross multiply
    295,300.90x = 442,951.35 × 170,496.10
  4. Step 4: Simplify right side
    295,300.90x = 75,521,477,664.74
  5. Step 5: Solve for x
    x = 75,521,477,664.74/295,300.90
  6. Step 6: Final answer
    x = 255,744.15

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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.