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Finding the Fourth Proportional to 584,609.80, 876,623.10 and 268,709.80

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Solution

The fourth proportional to 584,609.80, 876,623.10 and 268,709.80 is: 402,930.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,609.80 : 876,623.10 = 268,709.80 : x
  2. Step 2: Convert to fraction form
    584,609.80/876,623.10 = 268,709.80/x
  3. Step 3: Cross multiply
    584,609.80x = 876,623.10 × 268,709.80
  4. Step 4: Simplify right side
    584,609.80x = 235,557,217,876.38
  5. Step 5: Solve for x
    x = 235,557,217,876.38/584,609.80
  6. Step 6: Final answer
    x = 402,930.67

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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.