Home / 581,682.30-872,516.80-226,945.45

Finding the Fourth Proportional to 581,682.30, 872,516.80 and 226,945.45

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Solution

The fourth proportional to 581,682.30, 872,516.80 and 226,945.45 is: 340,415.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,682.30 : 872,516.80 = 226,945.45 : x
  2. Step 2: Convert to fraction form
    581,682.30/872,516.80 = 226,945.45/x
  3. Step 3: Cross multiply
    581,682.30x = 872,516.80 × 226,945.45
  4. Step 4: Simplify right side
    581,682.30x = 198,013,717,808.56
  5. Step 5: Solve for x
    x = 198,013,717,808.56/581,682.30
  6. Step 6: Final answer
    x = 340,415.58

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Double scale
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Similar ratio
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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.