Home / 1,233,356.76-1,850,353.50-380,409.18

Finding the Fourth Proportional to 1,233,356.76, 1,850,353.50 and 380,409.18

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Solution

The fourth proportional to 1,233,356.76, 1,850,353.50 and 380,409.18 is: 570,711.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,356.76 : 1,850,353.50 = 380,409.18 : x
  2. Step 2: Convert to fraction form
    1,233,356.76/1,850,353.50 = 380,409.18/x
  3. Step 3: Cross multiply
    1,233,356.76x = 1,850,353.50 × 380,409.18
  4. Step 4: Simplify right side
    1,233,356.76x = 703,891,457,645.13
  5. Step 5: Solve for x
    x = 703,891,457,645.13/1,233,356.76
  6. Step 6: Final answer
    x = 570,711.96

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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.