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Finding the Fourth Proportional to 623,342.51, 934,963.76 and 277,233.12

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Solution

The fourth proportional to 623,342.51, 934,963.76 and 277,233.12 is: 415,827.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,342.51 : 934,963.76 = 277,233.12 : x
  2. Step 2: Convert to fraction form
    623,342.51/934,963.76 = 277,233.12/x
  3. Step 3: Cross multiply
    623,342.51x = 934,963.76 × 277,233.12
  4. Step 4: Simplify right side
    623,342.51x = 259,202,918,885.57
  5. Step 5: Solve for x
    x = 259,202,918,885.57/623,342.51
  6. Step 6: Final answer
    x = 415,827.44

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Double scale
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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.