Home / 822,333.36-1,233,966.60-324,047.28

Finding the Fourth Proportional to 822,333.36, 1,233,966.60 and 324,047.28

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Solution

The fourth proportional to 822,333.36, 1,233,966.60 and 324,047.28 is: 486,254.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,333.36 : 1,233,966.60 = 324,047.28 : x
  2. Step 2: Convert to fraction form
    822,333.36/1,233,966.60 = 324,047.28/x
  3. Step 3: Cross multiply
    822,333.36x = 1,233,966.60 × 324,047.28
  4. Step 4: Simplify right side
    822,333.36x = 399,863,520,340.85
  5. Step 5: Solve for x
    x = 399,863,520,340.85/822,333.36
  6. Step 6: Final answer
    x = 486,254.77

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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.