Home / 702,323.20-1,053,225.60-347,219.20

Finding the Fourth Proportional to 702,323.20, 1,053,225.60 and 347,219.20

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Solution

The fourth proportional to 702,323.20, 1,053,225.60 and 347,219.20 is: 520,700.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,323.20 : 1,053,225.60 = 347,219.20 : x
  2. Step 2: Convert to fraction form
    702,323.20/1,053,225.60 = 347,219.20/x
  3. Step 3: Cross multiply
    702,323.20x = 1,053,225.60 × 347,219.20
  4. Step 4: Simplify right side
    702,323.20x = 365,700,150,251.52
  5. Step 5: Solve for x
    x = 365,700,150,251.52/702,323.20
  6. Step 6: Final answer
    x = 520,700.65

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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.