Home / 914,961.36-1,262,631.36-507,061.84

Finding the Fourth Proportional to 914,961.36, 1,262,631.36 and 507,061.84

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Solution

The fourth proportional to 914,961.36, 1,262,631.36 and 507,061.84 is: 699,736.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,961.36 : 1,262,631.36 = 507,061.84 : x
  2. Step 2: Convert to fraction form
    914,961.36/1,262,631.36 = 507,061.84/x
  3. Step 3: Cross multiply
    914,961.36x = 1,262,631.36 × 507,061.84
  4. Step 4: Simplify right side
    914,961.36x = 640,232,180,643.30
  5. Step 5: Solve for x
    x = 640,232,180,643.30/914,961.36
  6. Step 6: Final answer
    x = 699,736.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.