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Finding the Fourth Proportional to 3,500,129.02, 5,250,489.99 and 975,786.70

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Solution

The fourth proportional to 3,500,129.02, 5,250,489.99 and 975,786.70 is: 1,463,762.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,129.02 : 5,250,489.99 = 975,786.70 : x
  2. Step 2: Convert to fraction form
    3,500,129.02/5,250,489.99 = 975,786.70/x
  3. Step 3: Cross multiply
    3,500,129.02x = 5,250,489.99 × 975,786.70
  4. Step 4: Simplify right side
    3,500,129.02x = 5,123,358,300,725.13
  5. Step 5: Solve for x
    x = 5,123,358,300,725.13/3,500,129.02
  6. Step 6: Final answer
    x = 1,463,762.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.