Home / 714,157.20-1,071,241.86-181,678.68

Finding the Fourth Proportional to 714,157.20, 1,071,241.86 and 181,678.68

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Solution

The fourth proportional to 714,157.20, 1,071,241.86 and 181,678.68 is: 272,519.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,157.20 : 1,071,241.86 = 181,678.68 : x
  2. Step 2: Convert to fraction form
    714,157.20/1,071,241.86 = 181,678.68/x
  3. Step 3: Cross multiply
    714,157.20x = 1,071,241.86 × 181,678.68
  4. Step 4: Simplify right side
    714,157.20x = 194,621,807,085.55
  5. Step 5: Solve for x
    x = 194,621,807,085.55/714,157.20
  6. Step 6: Final answer
    x = 272,519.56

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1.5x scale

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.