Home / 537,977.20-806,965.80-163,951.60

Finding the Fourth Proportional to 537,977.20, 806,965.80 and 163,951.60

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Solution

The fourth proportional to 537,977.20, 806,965.80 and 163,951.60 is: 245,927.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,977.20 : 806,965.80 = 163,951.60 : x
  2. Step 2: Convert to fraction form
    537,977.20/806,965.80 = 163,951.60/x
  3. Step 3: Cross multiply
    537,977.20x = 806,965.80 × 163,951.60
  4. Step 4: Simplify right side
    537,977.20x = 132,303,334,055.28
  5. Step 5: Solve for x
    x = 132,303,334,055.28/537,977.20
  6. Step 6: Final answer
    x = 245,927.40

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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.