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Finding the Fourth Proportional to 1,833,008.81, 2,749,700.48 and 634,928.90

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Solution

The fourth proportional to 1,833,008.81, 2,749,700.48 and 634,928.90 is: 952,458.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833,008.81 : 2,749,700.48 = 634,928.90 : x
  2. Step 2: Convert to fraction form
    1,833,008.81/2,749,700.48 = 634,928.90/x
  3. Step 3: Cross multiply
    1,833,008.81x = 2,749,700.48 × 634,928.90
  4. Step 4: Simplify right side
    1,833,008.81x = 1,745,864,284,172.73
  5. Step 5: Solve for x
    x = 1,745,864,284,172.73/1,833,008.81
  6. Step 6: Final answer
    x = 952,458.21

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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.