Home / 720,626.29-1,081,071.06-240,808.62

Finding the Fourth Proportional to 720,626.29, 1,081,071.06 and 240,808.62

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Solution

The fourth proportional to 720,626.29, 1,081,071.06 and 240,808.62 is: 361,256.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,626.29 : 1,081,071.06 = 240,808.62 : x
  2. Step 2: Convert to fraction form
    720,626.29/1,081,071.06 = 240,808.62/x
  3. Step 3: Cross multiply
    720,626.29x = 1,081,071.06 × 240,808.62
  4. Step 4: Simplify right side
    720,626.29x = 260,331,230,080.54
  5. Step 5: Solve for x
    x = 260,331,230,080.54/720,626.29
  6. Step 6: Final answer
    x = 361,256.91

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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.