Home / 495,342.84-683,576.91-268,988.34

Finding the Fourth Proportional to 495,342.84, 683,576.91 and 268,988.34

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Solution

The fourth proportional to 495,342.84, 683,576.91 and 268,988.34 is: 371,205.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,342.84 : 683,576.91 = 268,988.34 : x
  2. Step 2: Convert to fraction form
    495,342.84/683,576.91 = 268,988.34/x
  3. Step 3: Cross multiply
    495,342.84x = 683,576.91 × 268,988.34
  4. Step 4: Simplify right side
    495,342.84x = 183,874,218,283.23
  5. Step 5: Solve for x
    x = 183,874,218,283.23/495,342.84
  6. Step 6: Final answer
    x = 371,205.97

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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.