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Finding the Fourth Proportional to 5,573,823.85, 8,360,761.70 and 1,530,368.65

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Solution

The fourth proportional to 5,573,823.85, 8,360,761.70 and 1,530,368.65 is: 2,295,560.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,573,823.85 : 8,360,761.70 = 1,530,368.65 : x
  2. Step 2: Convert to fraction form
    5,573,823.85/8,360,761.70 = 1,530,368.65/x
  3. Step 3: Cross multiply
    5,573,823.85x = 8,360,761.70 × 1,530,368.65
  4. Step 4: Simplify right side
    5,573,823.85x = 12,795,047,595,800.71
  5. Step 5: Solve for x
    x = 12,795,047,595,800.71/5,573,823.85
  6. Step 6: Final answer
    x = 2,295,560.09

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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.