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Finding the Fourth Proportional to 802,984.82, 1,204,095.85 and 466,128.80

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Solution

The fourth proportional to 802,984.82, 1,204,095.85 and 466,128.80 is: 698,971.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,984.82 : 1,204,095.85 = 466,128.80 : x
  2. Step 2: Convert to fraction form
    802,984.82/1,204,095.85 = 466,128.80/x
  3. Step 3: Cross multiply
    802,984.82x = 1,204,095.85 × 466,128.80
  4. Step 4: Simplify right side
    802,984.82x = 561,263,746,459.68
  5. Step 5: Solve for x
    x = 561,263,746,459.68/802,984.82
  6. Step 6: Final answer
    x = 698,971.80

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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.