Home / 447,150.36-617,064.57-253,594.92

Finding the Fourth Proportional to 447,150.36, 617,064.57 and 253,594.92

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Solution

The fourth proportional to 447,150.36, 617,064.57 and 253,594.92 is: 349,959.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,150.36 : 617,064.57 = 253,594.92 : x
  2. Step 2: Convert to fraction form
    447,150.36/617,064.57 = 253,594.92/x
  3. Step 3: Cross multiply
    447,150.36x = 617,064.57 × 253,594.92
  4. Step 4: Simplify right side
    447,150.36x = 156,484,440,263.98
  5. Step 5: Solve for x
    x = 156,484,440,263.98/447,150.36
  6. Step 6: Final answer
    x = 349,959.33

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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.