Home / 526,989.33-791,271.32-519,116.13

Finding the Fourth Proportional to 526,989.33, 791,271.32 and 519,116.13

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Solution

The fourth proportional to 526,989.33, 791,271.32 and 519,116.13 is: 779,449.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,989.33 : 791,271.32 = 519,116.13 : x
  2. Step 2: Convert to fraction form
    526,989.33/791,271.32 = 519,116.13/x
  3. Step 3: Cross multiply
    526,989.33x = 791,271.32 × 519,116.13
  4. Step 4: Simplify right side
    526,989.33x = 410,761,702,822.81
  5. Step 5: Solve for x
    x = 410,761,702,822.81/526,989.33
  6. Step 6: Final answer
    x = 779,449.75

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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.