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Finding the Fourth Proportional to 518,793.93, 773,033.76 and 462,199.23

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Solution

The fourth proportional to 518,793.93, 773,033.76 and 462,199.23 is: 688,704.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,793.93 : 773,033.76 = 462,199.23 : x
  2. Step 2: Convert to fraction form
    518,793.93/773,033.76 = 462,199.23/x
  3. Step 3: Cross multiply
    518,793.93x = 773,033.76 × 462,199.23
  4. Step 4: Simplify right side
    518,793.93x = 357,295,608,636.01
  5. Step 5: Solve for x
    x = 357,295,608,636.01/518,793.93
  6. Step 6: Final answer
    x = 688,704.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.