Home / 876,973.32-1,209,401.87-582,101.55

Finding the Fourth Proportional to 876,973.32, 1,209,401.87 and 582,101.55

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Solution

The fourth proportional to 876,973.32, 1,209,401.87 and 582,101.55 is: 802,754.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,973.32 : 1,209,401.87 = 582,101.55 : x
  2. Step 2: Convert to fraction form
    876,973.32/1,209,401.87 = 582,101.55/x
  3. Step 3: Cross multiply
    876,973.32x = 1,209,401.87 × 582,101.55
  4. Step 4: Simplify right side
    876,973.32x = 703,994,700,189.39
  5. Step 5: Solve for x
    x = 703,994,700,189.39/876,973.32
  6. Step 6: Final answer
    x = 802,754.98

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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.