Home / 972,334.30-1,458,491.85-307,486.30

Finding the Fourth Proportional to 972,334.30, 1,458,491.85 and 307,486.30

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Solution

The fourth proportional to 972,334.30, 1,458,491.85 and 307,486.30 is: 461,226.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,334.30 : 1,458,491.85 = 307,486.30 : x
  2. Step 2: Convert to fraction form
    972,334.30/1,458,491.85 = 307,486.30/x
  3. Step 3: Cross multiply
    972,334.30x = 1,458,491.85 × 307,486.30
  4. Step 4: Simplify right side
    972,334.30x = 448,466,262,536.66
  5. Step 5: Solve for x
    x = 448,466,262,536.66/972,334.30
  6. Step 6: Final answer
    x = 461,226.41

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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.