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Finding the Fourth Proportional to 253,612.08, 380,443.46 and 93,730.01

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Solution

The fourth proportional to 253,612.08, 380,443.46 and 93,730.01 is: 140,604.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,612.08 : 380,443.46 = 93,730.01 : x
  2. Step 2: Convert to fraction form
    253,612.08/380,443.46 = 93,730.01/x
  3. Step 3: Cross multiply
    253,612.08x = 380,443.46 × 93,730.01
  4. Step 4: Simplify right side
    253,612.08x = 35,658,966,939.37
  5. Step 5: Solve for x
    x = 35,658,966,939.37/253,612.08
  6. Step 6: Final answer
    x = 140,604.37

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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.