Home / 684,063.84-1,026,095.82-185,427.84

Finding the Fourth Proportional to 684,063.84, 1,026,095.82 and 185,427.84

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Solution

The fourth proportional to 684,063.84, 1,026,095.82 and 185,427.84 is: 278,141.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,063.84 : 1,026,095.82 = 185,427.84 : x
  2. Step 2: Convert to fraction form
    684,063.84/1,026,095.82 = 185,427.84/x
  3. Step 3: Cross multiply
    684,063.84x = 1,026,095.82 × 185,427.84
  4. Step 4: Simplify right side
    684,063.84x = 190,266,734,688.13
  5. Step 5: Solve for x
    x = 190,266,734,688.13/684,063.84
  6. Step 6: Final answer
    x = 278,141.78

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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.