Home / 873,747.64-1,311,131.04-368,277.76

Finding the Fourth Proportional to 873,747.64, 1,311,131.04 and 368,277.76

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Solution

The fourth proportional to 873,747.64, 1,311,131.04 and 368,277.76 is: 552,631.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,747.64 : 1,311,131.04 = 368,277.76 : x
  2. Step 2: Convert to fraction form
    873,747.64/1,311,131.04 = 368,277.76/x
  3. Step 3: Cross multiply
    873,747.64x = 1,311,131.04 × 368,277.76
  4. Step 4: Simplify right side
    873,747.64x = 482,860,402,477.67
  5. Step 5: Solve for x
    x = 482,860,402,477.67/873,747.64
  6. Step 6: Final answer
    x = 552,631.42

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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.