Home / 703,200.30-1,054,800.45-673,675.80

Finding the Fourth Proportional to 703,200.30, 1,054,800.45 and 673,675.80

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Solution

The fourth proportional to 703,200.30, 1,054,800.45 and 673,675.80 is: 1,010,513.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,200.30 : 1,054,800.45 = 673,675.80 : x
  2. Step 2: Convert to fraction form
    703,200.30/1,054,800.45 = 673,675.80/x
  3. Step 3: Cross multiply
    703,200.30x = 1,054,800.45 × 673,675.80
  4. Step 4: Simplify right side
    703,200.30x = 710,593,536,994.11
  5. Step 5: Solve for x
    x = 710,593,536,994.11/703,200.30
  6. Step 6: Final answer
    x = 1,010,513.70

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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.