Home / 790,979.58-1,186,460.46-191,947.32

Finding the Fourth Proportional to 790,979.58, 1,186,460.46 and 191,947.32

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Solution

The fourth proportional to 790,979.58, 1,186,460.46 and 191,947.32 is: 287,918.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,979.58 : 1,186,460.46 = 191,947.32 : x
  2. Step 2: Convert to fraction form
    790,979.58/1,186,460.46 = 191,947.32/x
  3. Step 3: Cross multiply
    790,979.58x = 1,186,460.46 × 191,947.32
  4. Step 4: Simplify right side
    790,979.58x = 227,737,905,582.97
  5. Step 5: Solve for x
    x = 227,737,905,582.97/790,979.58
  6. Step 6: Final answer
    x = 287,918.82

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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.