Home / 691,754.13-955,064.84-433,984.52

Finding the Fourth Proportional to 691,754.13, 955,064.84 and 433,984.52

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Solution

The fourth proportional to 691,754.13, 955,064.84 and 433,984.52 is: 599,177.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,754.13 : 955,064.84 = 433,984.52 : x
  2. Step 2: Convert to fraction form
    691,754.13/955,064.84 = 433,984.52/x
  3. Step 3: Cross multiply
    691,754.13x = 955,064.84 × 433,984.52
  4. Step 4: Simplify right side
    691,754.13x = 414,483,349,211.03
  5. Step 5: Solve for x
    x = 414,483,349,211.03/691,754.13
  6. Step 6: Final answer
    x = 599,177.27

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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.