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Finding the Fourth Proportional to 537,127.16, 805,803.88 and 158,016.20

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Solution

The fourth proportional to 537,127.16, 805,803.88 and 158,016.20 is: 237,057.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,127.16 : 805,803.88 = 158,016.20 : x
  2. Step 2: Convert to fraction form
    537,127.16/805,803.88 = 158,016.20/x
  3. Step 3: Cross multiply
    537,127.16x = 805,803.88 × 158,016.20
  4. Step 4: Simplify right side
    537,127.16x = 127,330,067,062.86
  5. Step 5: Solve for x
    x = 127,330,067,062.86/537,127.16
  6. Step 6: Final answer
    x = 237,057.58

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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.