Home / 707,987.70-1,060,231.95-470,042.10

Finding the Fourth Proportional to 707,987.70, 1,060,231.95 and 470,042.10

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Solution

The fourth proportional to 707,987.70, 1,060,231.95 and 470,042.10 is: 703,901.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,987.70 : 1,060,231.95 = 470,042.10 : x
  2. Step 2: Convert to fraction form
    707,987.70/1,060,231.95 = 470,042.10/x
  3. Step 3: Cross multiply
    707,987.70x = 1,060,231.95 × 470,042.10
  4. Step 4: Simplify right side
    707,987.70x = 498,353,652,265.10
  5. Step 5: Solve for x
    x = 498,353,652,265.10/707,987.70
  6. Step 6: Final answer
    x = 703,901.57

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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.