Home / 765,791.61-1,148,858.72-233,354.31

Finding the Fourth Proportional to 765,791.61, 1,148,858.72 and 233,354.31

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Solution

The fourth proportional to 765,791.61, 1,148,858.72 and 233,354.31 is: 350,083.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,791.61 : 1,148,858.72 = 233,354.31 : x
  2. Step 2: Convert to fraction form
    765,791.61/1,148,858.72 = 233,354.31/x
  3. Step 3: Cross multiply
    765,791.61x = 1,148,858.72 × 233,354.31
  4. Step 4: Simplify right side
    765,791.61x = 268,091,133,893.08
  5. Step 5: Solve for x
    x = 268,091,133,893.08/765,791.61
  6. Step 6: Final answer
    x = 350,083.67

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1.5x scale

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.