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Finding the Fourth Proportional to 605,810.89, 836,016.28 and 333,878.19

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Solution

The fourth proportional to 605,810.89, 836,016.28 and 333,878.19 is: 460,750.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,810.89 : 836,016.28 = 333,878.19 : x
  2. Step 2: Convert to fraction form
    605,810.89/836,016.28 = 333,878.19/x
  3. Step 3: Cross multiply
    605,810.89x = 836,016.28 × 333,878.19
  4. Step 4: Simplify right side
    605,810.89x = 279,127,602,376.93
  5. Step 5: Solve for x
    x = 279,127,602,376.93/605,810.89
  6. Step 6: Final answer
    x = 460,750.39

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Double scale
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1.5x scale

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.