Home / 280,383.89-385,947.65-244,510.61

Finding the Fourth Proportional to 280,383.89, 385,947.65 and 244,510.61

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Solution

The fourth proportional to 280,383.89, 385,947.65 and 244,510.61 is: 336,568.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,383.89 : 385,947.65 = 244,510.61 : x
  2. Step 2: Convert to fraction form
    280,383.89/385,947.65 = 244,510.61/x
  3. Step 3: Cross multiply
    280,383.89x = 385,947.65 × 244,510.61
  4. Step 4: Simplify right side
    280,383.89x = 94,368,294,011.10
  5. Step 5: Solve for x
    x = 94,368,294,011.10/280,383.89
  6. Step 6: Final answer
    x = 336,568.18

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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.