Home / 515,999.10-773,739.45-235,199.10

Finding the Fourth Proportional to 515,999.10, 773,739.45 and 235,199.10

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Solution

The fourth proportional to 515,999.10, 773,739.45 and 235,199.10 is: 352,680.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,999.10 : 773,739.45 = 235,199.10 : x
  2. Step 2: Convert to fraction form
    515,999.10/773,739.45 = 235,199.10/x
  3. Step 3: Cross multiply
    515,999.10x = 773,739.45 × 235,199.10
  4. Step 4: Simplify right side
    515,999.10x = 181,982,822,274.50
  5. Step 5: Solve for x
    x = 181,982,822,274.50/515,999.10
  6. Step 6: Final answer
    x = 352,680.50

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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.