Home / 688,741.31-1,033,120.61-183,299.17

Finding the Fourth Proportional to 688,741.31, 1,033,120.61 and 183,299.17

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Solution

The fourth proportional to 688,741.31, 1,033,120.61 and 183,299.17 is: 274,951.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,741.31 : 1,033,120.61 = 183,299.17 : x
  2. Step 2: Convert to fraction form
    688,741.31/1,033,120.61 = 183,299.17/x
  3. Step 3: Cross multiply
    688,741.31x = 1,033,120.61 × 183,299.17
  4. Step 4: Simplify right side
    688,741.31x = 189,370,149,448.07
  5. Step 5: Solve for x
    x = 189,370,149,448.07/688,741.31
  6. Step 6: Final answer
    x = 274,951.05

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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.