Home / 867,098.00-1,196,616.49-485,149.52

Finding the Fourth Proportional to 867,098.00, 1,196,616.49 and 485,149.52

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Solution

The fourth proportional to 867,098.00, 1,196,616.49 and 485,149.52 is: 669,518.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,098.00 : 1,196,616.49 = 485,149.52 : x
  2. Step 2: Convert to fraction form
    867,098.00/1,196,616.49 = 485,149.52/x
  3. Step 3: Cross multiply
    867,098.00x = 1,196,616.49 × 485,149.52
  4. Step 4: Simplify right side
    867,098.00x = 580,537,908,551.63
  5. Step 5: Solve for x
    x = 580,537,908,551.63/867,098.00
  6. Step 6: Final answer
    x = 669,518.22

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1.5x scale

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.