Home / 756,068.20-1,134,102.30-698,331.40

Finding the Fourth Proportional to 756,068.20, 1,134,102.30 and 698,331.40

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Solution

The fourth proportional to 756,068.20, 1,134,102.30 and 698,331.40 is: 1,047,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,068.20 : 1,134,102.30 = 698,331.40 : x
  2. Step 2: Convert to fraction form
    756,068.20/1,134,102.30 = 698,331.40/x
  3. Step 3: Cross multiply
    756,068.20x = 1,134,102.30 × 698,331.40
  4. Step 4: Simplify right side
    756,068.20x = 791,979,246,902.22
  5. Step 5: Solve for x
    x = 791,979,246,902.22/756,068.20
  6. Step 6: Final answer
    x = 1,047,497.10

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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.