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Finding the Fourth Proportional to 367,807.50, 548,492.58 and 364,444.31

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Solution

The fourth proportional to 367,807.50, 548,492.58 and 364,444.31 is: 543,477.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,807.50 : 548,492.58 = 364,444.31 : x
  2. Step 2: Convert to fraction form
    367,807.50/548,492.58 = 364,444.31/x
  3. Step 3: Cross multiply
    367,807.50x = 548,492.58 × 364,444.31
  4. Step 4: Simplify right side
    367,807.50x = 199,895,001,229.45
  5. Step 5: Solve for x
    x = 199,895,001,229.45/367,807.50
  6. Step 6: Final answer
    x = 543,477.23

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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.