Home / 707,461.20-1,060,219.80-453,963.60

Finding the Fourth Proportional to 707,461.20, 1,060,219.80 and 453,963.60

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Solution

The fourth proportional to 707,461.20, 1,060,219.80 and 453,963.60 is: 680,321.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,461.20 : 1,060,219.80 = 453,963.60 : x
  2. Step 2: Convert to fraction form
    707,461.20/1,060,219.80 = 453,963.60/x
  3. Step 3: Cross multiply
    707,461.20x = 1,060,219.80 × 453,963.60
  4. Step 4: Simplify right side
    707,461.20x = 481,301,197,199.28
  5. Step 5: Solve for x
    x = 481,301,197,199.28/707,461.20
  6. Step 6: Final answer
    x = 680,321.69

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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.