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Finding the Fourth Proportional to 602,556.52, 831,520.72 and 347,902.24

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Solution

The fourth proportional to 602,556.52, 831,520.72 and 347,902.24 is: 480,100.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,556.52 : 831,520.72 = 347,902.24 : x
  2. Step 2: Convert to fraction form
    602,556.52/831,520.72 = 347,902.24/x
  3. Step 3: Cross multiply
    602,556.52x = 831,520.72 × 347,902.24
  4. Step 4: Simplify right side
    602,556.52x = 289,287,921,094.41
  5. Step 5: Solve for x
    x = 289,287,921,094.41/602,556.52
  6. Step 6: Final answer
    x = 480,100.89

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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.