Home / 400,185.18-600,278.78-163,527.89

Finding the Fourth Proportional to 400,185.18, 600,278.78 and 163,527.89

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Solution

The fourth proportional to 400,185.18, 600,278.78 and 163,527.89 is: 245,292.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,185.18 : 600,278.78 = 163,527.89 : x
  2. Step 2: Convert to fraction form
    400,185.18/600,278.78 = 163,527.89/x
  3. Step 3: Cross multiply
    400,185.18x = 600,278.78 × 163,527.89
  4. Step 4: Simplify right side
    400,185.18x = 98,162,319,712.60
  5. Step 5: Solve for x
    x = 98,162,319,712.60/400,185.18
  6. Step 6: Final answer
    x = 245,292.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.