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Finding the Fourth Proportional to 585,901.55, 878,852.33 and 555,983.39

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Solution

The fourth proportional to 585,901.55, 878,852.33 and 555,983.39 is: 833,975.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,901.55 : 878,852.33 = 555,983.39 : x
  2. Step 2: Convert to fraction form
    585,901.55/878,852.33 = 555,983.39/x
  3. Step 3: Cross multiply
    585,901.55x = 878,852.33 × 555,983.39
  4. Step 4: Simplify right side
    585,901.55x = 488,627,299,244.95
  5. Step 5: Solve for x
    x = 488,627,299,244.95/585,901.55
  6. Step 6: Final answer
    x = 833,975.09

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Double scale
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Similar ratio
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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.