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Finding the Fourth Proportional to 2,865,856.77, 4,298,644.65 and 1,068,599.67

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Solution

The fourth proportional to 2,865,856.77, 4,298,644.65 and 1,068,599.67 is: 1,602,847.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865,856.77 : 4,298,644.65 = 1,068,599.67 : x
  2. Step 2: Convert to fraction form
    2,865,856.77/4,298,644.65 = 1,068,599.67/x
  3. Step 3: Cross multiply
    2,865,856.77x = 4,298,644.65 × 1,068,599.67
  4. Step 4: Simplify right side
    2,865,856.77x = 4,593,530,254,437.27
  5. Step 5: Solve for x
    x = 4,593,530,254,437.27/2,865,856.77
  6. Step 6: Final answer
    x = 1,602,847.11

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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.