Home / 862,324.16-1,190,044.16-480,351.20

Finding the Fourth Proportional to 862,324.16, 1,190,044.16 and 480,351.20

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Solution

The fourth proportional to 862,324.16, 1,190,044.16 and 480,351.20 is: 662,905.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,324.16 : 1,190,044.16 = 480,351.20 : x
  2. Step 2: Convert to fraction form
    862,324.16/1,190,044.16 = 480,351.20/x
  3. Step 3: Cross multiply
    862,324.16x = 1,190,044.16 × 480,351.20
  4. Step 4: Simplify right side
    862,324.16x = 571,639,140,308.99
  5. Step 5: Solve for x
    x = 571,639,140,308.99/862,324.16
  6. Step 6: Final answer
    x = 662,905.17

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.