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Finding the Fourth Proportional to 523,466.02, 722,199.15 and 342,284.00

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Solution

The fourth proportional to 523,466.02, 722,199.15 and 342,284.00 is: 472,231.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,466.02 : 722,199.15 = 342,284.00 : x
  2. Step 2: Convert to fraction form
    523,466.02/722,199.15 = 342,284.00/x
  3. Step 3: Cross multiply
    523,466.02x = 722,199.15 × 342,284.00
  4. Step 4: Simplify right side
    523,466.02x = 247,197,216,822.50
  5. Step 5: Solve for x
    x = 247,197,216,822.50/523,466.02
  6. Step 6: Final answer
    x = 472,231.64

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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.