Home / 454,142.08-626,735.52-252,937.92

Finding the Fourth Proportional to 454,142.08, 626,735.52 and 252,937.92

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Solution

The fourth proportional to 454,142.08, 626,735.52 and 252,937.92 is: 349,065.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,142.08 : 626,735.52 = 252,937.92 : x
  2. Step 2: Convert to fraction form
    454,142.08/626,735.52 = 252,937.92/x
  3. Step 3: Cross multiply
    454,142.08x = 626,735.52 × 252,937.92
  4. Step 4: Simplify right side
    454,142.08x = 158,525,178,818.92
  5. Step 5: Solve for x
    x = 158,525,178,818.92/454,142.08
  6. Step 6: Final answer
    x = 349,065.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.