Home / 718,070.48-1,078,505.40-585,049.04

Finding the Fourth Proportional to 718,070.48, 1,078,505.40 and 585,049.04

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Solution

The fourth proportional to 718,070.48, 1,078,505.40 and 585,049.04 is: 878,713.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,070.48 : 1,078,505.40 = 585,049.04 : x
  2. Step 2: Convert to fraction form
    718,070.48/1,078,505.40 = 585,049.04/x
  3. Step 3: Cross multiply
    718,070.48x = 1,078,505.40 × 585,049.04
  4. Step 4: Simplify right side
    718,070.48x = 630,978,548,904.82
  5. Step 5: Solve for x
    x = 630,978,548,904.82/718,070.48
  6. Step 6: Final answer
    x = 878,713.95

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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.