Home / 697,686.20-1,046,606.10-254,550.20

Finding the Fourth Proportional to 697,686.20, 1,046,606.10 and 254,550.20

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Solution

The fourth proportional to 697,686.20, 1,046,606.10 and 254,550.20 is: 381,853.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,686.20 : 1,046,606.10 = 254,550.20 : x
  2. Step 2: Convert to fraction form
    697,686.20/1,046,606.10 = 254,550.20/x
  3. Step 3: Cross multiply
    697,686.20x = 1,046,606.10 × 254,550.20
  4. Step 4: Simplify right side
    697,686.20x = 266,413,792,076.22
  5. Step 5: Solve for x
    x = 266,413,792,076.22/697,686.20
  6. Step 6: Final answer
    x = 381,853.32

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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.