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Finding the Fourth Proportional to 585,245.43, 877,868.15 and 164,521.30

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Solution

The fourth proportional to 585,245.43, 877,868.15 and 164,521.30 is: 246,781.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,245.43 : 877,868.15 = 164,521.30 : x
  2. Step 2: Convert to fraction form
    585,245.43/877,868.15 = 164,521.30/x
  3. Step 3: Cross multiply
    585,245.43x = 877,868.15 × 164,521.30
  4. Step 4: Simplify right side
    585,245.43x = 144,428,009,266.60
  5. Step 5: Solve for x
    x = 144,428,009,266.60/585,245.43
  6. Step 6: Final answer
    x = 246,781.95

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Double scale
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Similar ratio
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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.