Home / 849,834.81-1,273,147.77-658,038.51

Finding the Fourth Proportional to 849,834.81, 1,273,147.77 and 658,038.51

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Solution

The fourth proportional to 849,834.81, 1,273,147.77 and 658,038.51 is: 985,815.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,834.81 : 1,273,147.77 = 658,038.51 : x
  2. Step 2: Convert to fraction form
    849,834.81/1,273,147.77 = 658,038.51/x
  3. Step 3: Cross multiply
    849,834.81x = 1,273,147.77 × 658,038.51
  4. Step 4: Simplify right side
    849,834.81x = 837,780,261,580.62
  5. Step 5: Solve for x
    x = 837,780,261,580.62/849,834.81
  6. Step 6: Final answer
    x = 985,815.42

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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.