Home / 897,491.75-1,346,227.24-257,811.16

Finding the Fourth Proportional to 897,491.75, 1,346,227.24 and 257,811.16

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Solution

The fourth proportional to 897,491.75, 1,346,227.24 and 257,811.16 is: 386,713.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,491.75 : 1,346,227.24 = 257,811.16 : x
  2. Step 2: Convert to fraction form
    897,491.75/1,346,227.24 = 257,811.16/x
  3. Step 3: Cross multiply
    897,491.75x = 1,346,227.24 × 257,811.16
  4. Step 4: Simplify right side
    897,491.75x = 347,072,411,387.32
  5. Step 5: Solve for x
    x = 347,072,411,387.32/897,491.75
  6. Step 6: Final answer
    x = 386,713.76

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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.