Home / 447,152.36-617,067.32-253,596.92

Finding the Fourth Proportional to 447,152.36, 617,067.32 and 253,596.92

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Solution

The fourth proportional to 447,152.36, 617,067.32 and 253,596.92 is: 349,962.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,152.36 : 617,067.32 = 253,596.92 : x
  2. Step 2: Convert to fraction form
    447,152.36/617,067.32 = 253,596.92/x
  3. Step 3: Cross multiply
    447,152.36x = 617,067.32 × 253,596.92
  4. Step 4: Simplify right side
    447,152.36x = 156,486,371,784.65
  5. Step 5: Solve for x
    x = 156,486,371,784.65/447,152.36
  6. Step 6: Final answer
    x = 349,962.08

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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.