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Finding the Fourth Proportional to 1,235,713, 1,706,683.62 and 832,605.16

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Solution

The fourth proportional to 1,235,713, 1,706,683.62 and 832,605.16 is: 1,149,938.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,713 : 1,706,683.62 = 832,605.16 : x
  2. Step 2: Convert to fraction form
    1,235,713/1,706,683.62 = 832,605.16/x
  3. Step 3: Cross multiply
    1,235,713x = 1,706,683.62 × 832,605.16
  4. Step 4: Simplify right side
    1,235,713x = 1,420,993,588,499.48
  5. Step 5: Solve for x
    x = 1,420,993,588,499.48/1,235,713
  6. Step 6: Final answer
    x = 1,149,938.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.