Home / 320,594.04-442,432.80-177,351.66

Finding the Fourth Proportional to 320,594.04, 442,432.80 and 177,351.66

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Solution

The fourth proportional to 320,594.04, 442,432.80 and 177,351.66 is: 244,752.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,594.04 : 442,432.80 = 177,351.66 : x
  2. Step 2: Convert to fraction form
    320,594.04/442,432.80 = 177,351.66/x
  3. Step 3: Cross multiply
    320,594.04x = 442,432.80 × 177,351.66
  4. Step 4: Simplify right side
    320,594.04x = 78,466,191,518.45
  5. Step 5: Solve for x
    x = 78,466,191,518.45/320,594.04
  6. Step 6: Final answer
    x = 244,752.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.