Home / 736,900.80-1,105,351.20-724,459.20

Finding the Fourth Proportional to 736,900.80, 1,105,351.20 and 724,459.20

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Solution

The fourth proportional to 736,900.80, 1,105,351.20 and 724,459.20 is: 1,086,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,900.80 : 1,105,351.20 = 724,459.20 : x
  2. Step 2: Convert to fraction form
    736,900.80/1,105,351.20 = 724,459.20/x
  3. Step 3: Cross multiply
    736,900.80x = 1,105,351.20 × 724,459.20
  4. Step 4: Simplify right side
    736,900.80x = 800,781,846,071.04
  5. Step 5: Solve for x
    x = 800,781,846,071.04/736,900.80
  6. Step 6: Final answer
    x = 1,086,688.80

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1.5x scale

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.