Home / 300,827.40-415,089.18-171,706.92

Finding the Fourth Proportional to 300,827.40, 415,089.18 and 171,706.92

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Solution

The fourth proportional to 300,827.40, 415,089.18 and 171,706.92 is: 236,925.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,827.40 : 415,089.18 = 171,706.92 : x
  2. Step 2: Convert to fraction form
    300,827.40/415,089.18 = 171,706.92/x
  3. Step 3: Cross multiply
    300,827.40x = 415,089.18 × 171,706.92
  4. Step 4: Simplify right side
    300,827.40x = 71,273,684,623.13
  5. Step 5: Solve for x
    x = 71,273,684,623.13/300,827.40
  6. Step 6: Final answer
    x = 236,925.51

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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.