Home / 697,723.60-1,046,585.40-254,664.40

Finding the Fourth Proportional to 697,723.60, 1,046,585.40 and 254,664.40

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Solution

The fourth proportional to 697,723.60, 1,046,585.40 and 254,664.40 is: 381,996.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,723.60 : 1,046,585.40 = 254,664.40 : x
  2. Step 2: Convert to fraction form
    697,723.60/1,046,585.40 = 254,664.40/x
  3. Step 3: Cross multiply
    697,723.60x = 1,046,585.40 × 254,664.40
  4. Step 4: Simplify right side
    697,723.60x = 266,528,042,939.76
  5. Step 5: Solve for x
    x = 266,528,042,939.76/697,723.60
  6. Step 6: Final answer
    x = 381,996.60

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Double scale
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Similar ratio
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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.