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Finding the Fourth Proportional to 389,084.59, 537,186.62 and 244,089.16

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Solution

The fourth proportional to 389,084.59, 537,186.62 and 244,089.16 is: 336,999.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,084.59 : 537,186.62 = 244,089.16 : x
  2. Step 2: Convert to fraction form
    389,084.59/537,186.62 = 244,089.16/x
  3. Step 3: Cross multiply
    389,084.59x = 537,186.62 × 244,089.16
  4. Step 4: Simplify right side
    389,084.59x = 131,121,430,518.46
  5. Step 5: Solve for x
    x = 131,121,430,518.46/389,084.59
  6. Step 6: Final answer
    x = 336,999.81

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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.