Home / 1,251,680.93-1,877,667.99-398,453.63

Finding the Fourth Proportional to 1,251,680.93, 1,877,667.99 and 398,453.63

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Solution

The fourth proportional to 1,251,680.93, 1,877,667.99 and 398,453.63 is: 597,727.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,680.93 : 1,877,667.99 = 398,453.63 : x
  2. Step 2: Convert to fraction form
    1,251,680.93/1,877,667.99 = 398,453.63/x
  3. Step 3: Cross multiply
    1,251,680.93x = 1,877,667.99 × 398,453.63
  4. Step 4: Simplify right side
    1,251,680.93x = 748,163,626,229.65
  5. Step 5: Solve for x
    x = 748,163,626,229.65/1,251,680.93
  6. Step 6: Final answer
    x = 597,727.11

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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.