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Finding the Fourth Proportional to 5,831.61, 8,052.65 and 5,000.55

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Solution

The fourth proportional to 5,831.61, 8,052.65 and 5,000.55 is: 6,905.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,831.61 : 8,052.65 = 5,000.55 : x
  2. Step 2: Convert to fraction form
    5,831.61/8,052.65 = 5,000.55/x
  3. Step 3: Cross multiply
    5,831.61x = 8,052.65 × 5,000.55
  4. Step 4: Simplify right side
    5,831.61x = 40,267,678.96
  5. Step 5: Solve for x
    x = 40,267,678.96/5,831.61
  6. Step 6: Final answer
    x = 6,905.07

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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.