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Finding the Fourth Proportional to 585,934.28, 808,675.44 and 371,094.20

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Solution

The fourth proportional to 585,934.28, 808,675.44 and 371,094.20 is: 512,164.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,934.28 : 808,675.44 = 371,094.20 : x
  2. Step 2: Convert to fraction form
    585,934.28/808,675.44 = 371,094.20/x
  3. Step 3: Cross multiply
    585,934.28x = 808,675.44 × 371,094.20
  4. Step 4: Simplify right side
    585,934.28x = 300,094,765,466.45
  5. Step 5: Solve for x
    x = 300,094,765,466.45/585,934.28
  6. Step 6: Final answer
    x = 512,164.55

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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.