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Finding the Fourth Proportional to 505,036.84, 756,833.50 and 370,864.52

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Solution

The fourth proportional to 505,036.84, 756,833.50 and 370,864.52 is: 555,766.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,036.84 : 756,833.50 = 370,864.52 : x
  2. Step 2: Convert to fraction form
    505,036.84/756,833.50 = 370,864.52/x
  3. Step 3: Cross multiply
    505,036.84x = 756,833.50 × 370,864.52
  4. Step 4: Simplify right side
    505,036.84x = 280,682,692,697.42
  5. Step 5: Solve for x
    x = 280,682,692,697.42/505,036.84
  6. Step 6: Final answer
    x = 555,766.77

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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.