Home / 922,483.07-1,383,733.89-323,458.65

Finding the Fourth Proportional to 922,483.07, 1,383,733.89 and 323,458.65

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Solution

The fourth proportional to 922,483.07, 1,383,733.89 and 323,458.65 is: 485,191.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,483.07 : 1,383,733.89 = 323,458.65 : x
  2. Step 2: Convert to fraction form
    922,483.07/1,383,733.89 = 323,458.65/x
  3. Step 3: Cross multiply
    922,483.07x = 1,383,733.89 × 323,458.65
  4. Step 4: Simplify right side
    922,483.07x = 447,580,687,482.69
  5. Step 5: Solve for x
    x = 447,580,687,482.69/922,483.07
  6. Step 6: Final answer
    x = 485,191.22

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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.