Home / 736,401.60-1,103,047.20-657,604.80

Finding the Fourth Proportional to 736,401.60, 1,103,047.20 and 657,604.80

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Solution

The fourth proportional to 736,401.60, 1,103,047.20 and 657,604.80 is: 985,018.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,401.60 : 1,103,047.20 = 657,604.80 : x
  2. Step 2: Convert to fraction form
    736,401.60/1,103,047.20 = 657,604.80/x
  3. Step 3: Cross multiply
    736,401.60x = 1,103,047.20 × 657,604.80
  4. Step 4: Simplify right side
    736,401.60x = 725,369,133,346.56
  5. Step 5: Solve for x
    x = 725,369,133,346.56/736,401.60
  6. Step 6: Final answer
    x = 985,018.41

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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.