Home / 821,762.22-1,134,381-499,575.18

Finding the Fourth Proportional to 821,762.22, 1,134,381 and 499,575.18

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Solution

The fourth proportional to 821,762.22, 1,134,381 and 499,575.18 is: 689,626.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,762.22 : 1,134,381 = 499,575.18 : x
  2. Step 2: Convert to fraction form
    821,762.22/1,134,381 = 499,575.18/x
  3. Step 3: Cross multiply
    821,762.22x = 1,134,381 × 499,575.18
  4. Step 4: Simplify right side
    821,762.22x = 566,708,592,263.58
  5. Step 5: Solve for x
    x = 566,708,592,263.58/821,762.22
  6. Step 6: Final answer
    x = 689,626.00

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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.