Home / 689,251.39-1,033,926.51-183,809.72

Finding the Fourth Proportional to 689,251.39, 1,033,926.51 and 183,809.72

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Solution

The fourth proportional to 689,251.39, 1,033,926.51 and 183,809.72 is: 275,727.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,251.39 : 1,033,926.51 = 183,809.72 : x
  2. Step 2: Convert to fraction form
    689,251.39/1,033,926.51 = 183,809.72/x
  3. Step 3: Cross multiply
    689,251.39x = 1,033,926.51 × 183,809.72
  4. Step 4: Simplify right side
    689,251.39x = 190,045,742,303.68
  5. Step 5: Solve for x
    x = 190,045,742,303.68/689,251.39
  6. Step 6: Final answer
    x = 275,727.76

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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.