Home / 702,359.24-1,053,538.79-297,615.20

Finding the Fourth Proportional to 702,359.24, 1,053,538.79 and 297,615.20

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Solution

The fourth proportional to 702,359.24, 1,053,538.79 and 297,615.20 is: 446,422.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,359.24 : 1,053,538.79 = 297,615.20 : x
  2. Step 2: Convert to fraction form
    702,359.24/1,053,538.79 = 297,615.20/x
  3. Step 3: Cross multiply
    702,359.24x = 1,053,538.79 × 297,615.20
  4. Step 4: Simplify right side
    702,359.24x = 313,549,150,937.84
  5. Step 5: Solve for x
    x = 313,549,150,937.84/702,359.24
  6. Step 6: Final answer
    x = 446,422.76

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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.