Home / 779,246.10-1,168,869.15-655,243.20

Finding the Fourth Proportional to 779,246.10, 1,168,869.15 and 655,243.20

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Solution

The fourth proportional to 779,246.10, 1,168,869.15 and 655,243.20 is: 982,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,246.10 : 1,168,869.15 = 655,243.20 : x
  2. Step 2: Convert to fraction form
    779,246.10/1,168,869.15 = 655,243.20/x
  3. Step 3: Cross multiply
    779,246.10x = 1,168,869.15 × 655,243.20
  4. Step 4: Simplify right side
    779,246.10x = 765,893,562,227.28
  5. Step 5: Solve for x
    x = 765,893,562,227.28/779,246.10
  6. Step 6: Final answer
    x = 982,864.80

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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.