Home / 653,623.53-901,860.54-381,567.96

Finding the Fourth Proportional to 653,623.53, 901,860.54 and 381,567.96

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Solution

The fourth proportional to 653,623.53, 901,860.54 and 381,567.96 is: 526,482.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,623.53 : 901,860.54 = 381,567.96 : x
  2. Step 2: Convert to fraction form
    653,623.53/901,860.54 = 381,567.96/x
  3. Step 3: Cross multiply
    653,623.53x = 901,860.54 × 381,567.96
  4. Step 4: Simplify right side
    653,623.53x = 344,121,086,452.30
  5. Step 5: Solve for x
    x = 344,121,086,452.30/653,623.53
  6. Step 6: Final answer
    x = 526,482.10

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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.