Home / 891,002.70-1,229,260.59-585,244.44

Finding the Fourth Proportional to 891,002.70, 1,229,260.59 and 585,244.44

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Solution

The fourth proportional to 891,002.70, 1,229,260.59 and 585,244.44 is: 807,425.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,002.70 : 1,229,260.59 = 585,244.44 : x
  2. Step 2: Convert to fraction form
    891,002.70/1,229,260.59 = 585,244.44/x
  3. Step 3: Cross multiply
    891,002.70x = 1,229,260.59 × 585,244.44
  4. Step 4: Simplify right side
    891,002.70x = 719,417,925,608.62
  5. Step 5: Solve for x
    x = 719,417,925,608.62/891,002.70
  6. Step 6: Final answer
    x = 807,425.08

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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.