Home / 723,677.08-998,020.98-451,770.04

Finding the Fourth Proportional to 723,677.08, 998,020.98 and 451,770.04

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Solution

The fourth proportional to 723,677.08, 998,020.98 and 451,770.04 is: 623,034.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,677.08 : 998,020.98 = 451,770.04 : x
  2. Step 2: Convert to fraction form
    723,677.08/998,020.98 = 451,770.04/x
  3. Step 3: Cross multiply
    723,677.08x = 998,020.98 × 451,770.04
  4. Step 4: Simplify right side
    723,677.08x = 450,875,978,055.44
  5. Step 5: Solve for x
    x = 450,875,978,055.44/723,677.08
  6. Step 6: Final answer
    x = 623,034.76

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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.