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Finding the Fourth Proportional to 480,066.40, 719,423.52 and 367,310.08

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Solution

The fourth proportional to 480,066.40, 719,423.52 and 367,310.08 is: 550,447.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,066.40 : 719,423.52 = 367,310.08 : x
  2. Step 2: Convert to fraction form
    480,066.40/719,423.52 = 367,310.08/x
  3. Step 3: Cross multiply
    480,066.40x = 719,423.52 × 367,310.08
  4. Step 4: Simplify right side
    480,066.40x = 264,251,510,685.08
  5. Step 5: Solve for x
    x = 264,251,510,685.08/480,066.40
  6. Step 6: Final answer
    x = 550,447.84

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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.