Home / 409,029.39-564,455.17-236,970.81

Finding the Fourth Proportional to 409,029.39, 564,455.17 and 236,970.81

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Solution

The fourth proportional to 409,029.39, 564,455.17 and 236,970.81 is: 327,016.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,029.39 : 564,455.17 = 236,970.81 : x
  2. Step 2: Convert to fraction form
    409,029.39/564,455.17 = 236,970.81/x
  3. Step 3: Cross multiply
    409,029.39x = 564,455.17 × 236,970.81
  4. Step 4: Simplify right side
    409,029.39x = 133,759,398,843.59
  5. Step 5: Solve for x
    x = 133,759,398,843.59/409,029.39
  6. Step 6: Final answer
    x = 327,016.60

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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.