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Finding the Fourth Proportional to 487,737.12, 673,307.35 and 366,924.50

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Solution

The fourth proportional to 487,737.12, 673,307.35 and 366,924.50 is: 506,528.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,737.12 : 673,307.35 = 366,924.50 : x
  2. Step 2: Convert to fraction form
    487,737.12/673,307.35 = 366,924.50/x
  3. Step 3: Cross multiply
    487,737.12x = 673,307.35 × 366,924.50
  4. Step 4: Simplify right side
    487,737.12x = 247,052,962,745.08
  5. Step 5: Solve for x
    x = 247,052,962,745.08/487,737.12
  6. Step 6: Final answer
    x = 506,528.93

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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.