Home / 881,168.01-1,216,071.96-499,197.93

Finding the Fourth Proportional to 881,168.01, 1,216,071.96 and 499,197.93

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Solution

The fourth proportional to 881,168.01, 1,216,071.96 and 499,197.93 is: 688,927.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,168.01 : 1,216,071.96 = 499,197.93 : x
  2. Step 2: Convert to fraction form
    881,168.01/1,216,071.96 = 499,197.93/x
  3. Step 3: Cross multiply
    881,168.01x = 1,216,071.96 × 499,197.93
  4. Step 4: Simplify right side
    881,168.01x = 607,060,605,163.04
  5. Step 5: Solve for x
    x = 607,060,605,163.04/881,168.01
  6. Step 6: Final answer
    x = 688,927.19

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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.