Home / 1,211,240.75-1,671,550.10-695,089.07

Finding the Fourth Proportional to 1,211,240.75, 1,671,550.10 and 695,089.07

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Solution

The fourth proportional to 1,211,240.75, 1,671,550.10 and 695,089.07 is: 959,244.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,240.75 : 1,671,550.10 = 695,089.07 : x
  2. Step 2: Convert to fraction form
    1,211,240.75/1,671,550.10 = 695,089.07/x
  3. Step 3: Cross multiply
    1,211,240.75x = 1,671,550.10 × 695,089.07
  4. Step 4: Simplify right side
    1,211,240.75x = 1,161,876,197,847.38
  5. Step 5: Solve for x
    x = 1,161,876,197,847.38/1,211,240.75
  6. Step 6: Final answer
    x = 959,244.64

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Double scale
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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.