Home / 763,811.76-1,143,972.32-364,732

Finding the Fourth Proportional to 763,811.76, 1,143,972.32 and 364,732

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Solution

The fourth proportional to 763,811.76, 1,143,972.32 and 364,732 is: 546,264.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,811.76 : 1,143,972.32 = 364,732 : x
  2. Step 2: Convert to fraction form
    763,811.76/1,143,972.32 = 364,732/x
  3. Step 3: Cross multiply
    763,811.76x = 1,143,972.32 × 364,732
  4. Step 4: Simplify right side
    763,811.76x = 417,243,312,218.24
  5. Step 5: Solve for x
    x = 417,243,312,218.24/763,811.76
  6. Step 6: Final answer
    x = 546,264.58

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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.