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Finding the Fourth Proportional to 227,547.65, 341,308.71 and 69,775.67

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Solution

The fourth proportional to 227,547.65, 341,308.71 and 69,775.67 is: 104,659.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,547.65 : 341,308.71 = 69,775.67 : x
  2. Step 2: Convert to fraction form
    227,547.65/341,308.71 = 69,775.67/x
  3. Step 3: Cross multiply
    227,547.65x = 341,308.71 × 69,775.67
  4. Step 4: Simplify right side
    227,547.65x = 23,815,042,210.54
  5. Step 5: Solve for x
    x = 23,815,042,210.54/227,547.65
  6. Step 6: Final answer
    x = 104,659.59

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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.