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Finding the Fourth Proportional to 364,468.62, 546,907.05 and 154,263.90

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Solution

The fourth proportional to 364,468.62, 546,907.05 and 154,263.90 is: 231,482.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,468.62 : 546,907.05 = 154,263.90 : x
  2. Step 2: Convert to fraction form
    364,468.62/546,907.05 = 154,263.90/x
  3. Step 3: Cross multiply
    364,468.62x = 546,907.05 × 154,263.90
  4. Step 4: Simplify right side
    364,468.62x = 84,368,014,470.50
  5. Step 5: Solve for x
    x = 84,368,014,470.50/364,468.62
  6. Step 6: Final answer
    x = 231,482.25

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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.