Home / 495,340.81-683,572.85-268,986.31

Finding the Fourth Proportional to 495,340.81, 683,572.85 and 268,986.31

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Solution

The fourth proportional to 495,340.81, 683,572.85 and 268,986.31 is: 371,202.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,340.81 : 683,572.85 = 268,986.31 : x
  2. Step 2: Convert to fraction form
    495,340.81/683,572.85 = 268,986.31/x
  3. Step 3: Cross multiply
    495,340.81x = 683,572.85 × 268,986.31
  4. Step 4: Simplify right side
    495,340.81x = 183,871,738,537.68
  5. Step 5: Solve for x
    x = 183,871,738,537.68/495,340.81
  6. Step 6: Final answer
    x = 371,202.48

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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.