Home / 1,107,466.70-1,661,568.60-397,550.30

Finding the Fourth Proportional to 1,107,466.70, 1,661,568.60 and 397,550.30

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Solution

The fourth proportional to 1,107,466.70, 1,661,568.60 and 397,550.30 is: 596,457.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,466.70 : 1,661,568.60 = 397,550.30 : x
  2. Step 2: Convert to fraction form
    1,107,466.70/1,661,568.60 = 397,550.30/x
  3. Step 3: Cross multiply
    1,107,466.70x = 1,661,568.60 × 397,550.30
  4. Step 4: Simplify right side
    1,107,466.70x = 660,557,095,400.58
  5. Step 5: Solve for x
    x = 660,557,095,400.58/1,107,466.70
  6. Step 6: Final answer
    x = 596,457.75

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Double scale
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1.5x scale

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.