Home / 575,579.20-863,368.80-181,595.20

Finding the Fourth Proportional to 575,579.20, 863,368.80 and 181,595.20

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Solution

The fourth proportional to 575,579.20, 863,368.80 and 181,595.20 is: 272,392.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,579.20 : 863,368.80 = 181,595.20 : x
  2. Step 2: Convert to fraction form
    575,579.20/863,368.80 = 181,595.20/x
  3. Step 3: Cross multiply
    575,579.20x = 863,368.80 × 181,595.20
  4. Step 4: Simplify right side
    575,579.20x = 156,783,629,909.76
  5. Step 5: Solve for x
    x = 156,783,629,909.76/575,579.20
  6. Step 6: Final answer
    x = 272,392.80

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Similar ratio
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1.5x scale

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.