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Finding the Fourth Proportional to 1,934,621.02, 2,901,928.02 and 514,677.07

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Solution

The fourth proportional to 1,934,621.02, 2,901,928.02 and 514,677.07 is: 772,014.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934,621.02 : 2,901,928.02 = 514,677.07 : x
  2. Step 2: Convert to fraction form
    1,934,621.02/2,901,928.02 = 514,677.07/x
  3. Step 3: Cross multiply
    1,934,621.02x = 2,901,928.02 × 514,677.07
  4. Step 4: Simplify right side
    1,934,621.02x = 1,493,555,810,684.50
  5. Step 5: Solve for x
    x = 1,493,555,810,684.50/1,934,621.02
  6. Step 6: Final answer
    x = 772,014.67

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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.