Home / 1,412,182.50-2,118,255.30-347,233.79

Finding the Fourth Proportional to 1,412,182.50, 2,118,255.30 and 347,233.79

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Solution

The fourth proportional to 1,412,182.50, 2,118,255.30 and 347,233.79 is: 520,846.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,182.50 : 2,118,255.30 = 347,233.79 : x
  2. Step 2: Convert to fraction form
    1,412,182.50/2,118,255.30 = 347,233.79/x
  3. Step 3: Cross multiply
    1,412,182.50x = 2,118,255.30 × 347,233.79
  4. Step 4: Simplify right side
    1,412,182.50x = 735,529,809,387.04
  5. Step 5: Solve for x
    x = 735,529,809,387.04/1,412,182.50
  6. Step 6: Final answer
    x = 520,846.14

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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.