Home / 968,959.20-1,453,438.80-928,005.60

Finding the Fourth Proportional to 968,959.20, 1,453,438.80 and 928,005.60

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Solution

The fourth proportional to 968,959.20, 1,453,438.80 and 928,005.60 is: 1,392,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,959.20 : 1,453,438.80 = 928,005.60 : x
  2. Step 2: Convert to fraction form
    968,959.20/1,453,438.80 = 928,005.60/x
  3. Step 3: Cross multiply
    968,959.20x = 1,453,438.80 × 928,005.60
  4. Step 4: Simplify right side
    968,959.20x = 1,348,799,345,657.28
  5. Step 5: Solve for x
    x = 1,348,799,345,657.28/968,959.20
  6. Step 6: Final answer
    x = 1,392,008.40

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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.