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Finding the Fourth Proportional to 5,957,562.96, 8,936,639.69 and 1,698,358.59

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Solution

The fourth proportional to 5,957,562.96, 8,936,639.69 and 1,698,358.59 is: 2,547,622.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,957,562.96 : 8,936,639.69 = 1,698,358.59 : x
  2. Step 2: Convert to fraction form
    5,957,562.96/8,936,639.69 = 1,698,358.59/x
  3. Step 3: Cross multiply
    5,957,562.96x = 8,936,639.69 × 1,698,358.59
  4. Step 4: Simplify right side
    5,957,562.96x = 15,177,618,774,754.65
  5. Step 5: Solve for x
    x = 15,177,618,774,754.65/5,957,562.96
  6. Step 6: Final answer
    x = 2,547,622.05

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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.