Home / 714,157.85-1,071,243.05-181,679.45

Finding the Fourth Proportional to 714,157.85, 1,071,243.05 and 181,679.45

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Solution

The fourth proportional to 714,157.85, 1,071,243.05 and 181,679.45 is: 272,520.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,157.85 : 1,071,243.05 = 181,679.45 : x
  2. Step 2: Convert to fraction form
    714,157.85/1,071,243.05 = 181,679.45/x
  3. Step 3: Cross multiply
    714,157.85x = 1,071,243.05 × 181,679.45
  4. Step 4: Simplify right side
    714,157.85x = 194,622,841,875.71
  5. Step 5: Solve for x
    x = 194,622,841,875.71/714,157.85
  6. Step 6: Final answer
    x = 272,520.76

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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.