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Finding the Fourth Proportional to 732,801.60, 1,099,056.60 and 353,721.60

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Solution

The fourth proportional to 732,801.60, 1,099,056.60 and 353,721.60 is: 530,512.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,801.60 : 1,099,056.60 = 353,721.60 : x
  2. Step 2: Convert to fraction form
    732,801.60/1,099,056.60 = 353,721.60/x
  3. Step 3: Cross multiply
    732,801.60x = 1,099,056.60 × 353,721.60
  4. Step 4: Simplify right side
    732,801.60x = 388,760,059,042.56
  5. Step 5: Solve for x
    x = 388,760,059,042.56/732,801.60
  6. Step 6: Final answer
    x = 530,512.02

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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.