Home / 495,040.16-683,156.10-268,685.68

Finding the Fourth Proportional to 495,040.16, 683,156.10 and 268,685.68

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Solution

The fourth proportional to 495,040.16, 683,156.10 and 268,685.68 is: 370,786.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,040.16 : 683,156.10 = 268,685.68 : x
  2. Step 2: Convert to fraction form
    495,040.16/683,156.10 = 268,685.68/x
  3. Step 3: Cross multiply
    495,040.16x = 683,156.10 × 268,685.68
  4. Step 4: Simplify right side
    495,040.16x = 183,554,261,274.65
  5. Step 5: Solve for x
    x = 183,554,261,274.65/495,040.16
  6. Step 6: Final answer
    x = 370,786.61

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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.