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Finding the Fourth Proportional to 182,785.60, 274,178.40 and 64,590.40

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Solution

The fourth proportional to 182,785.60, 274,178.40 and 64,590.40 is: 96,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,785.60 : 274,178.40 = 64,590.40 : x
  2. Step 2: Convert to fraction form
    182,785.60/274,178.40 = 64,590.40/x
  3. Step 3: Cross multiply
    182,785.60x = 274,178.40 × 64,590.40
  4. Step 4: Simplify right side
    182,785.60x = 17,709,292,527.36
  5. Step 5: Solve for x
    x = 17,709,292,527.36/182,785.60
  6. Step 6: Final answer
    x = 96,885.60

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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.