Home / 1,003,091.70-1,384,254.99-550,382.70

Finding the Fourth Proportional to 1,003,091.70, 1,384,254.99 and 550,382.70

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Solution

The fourth proportional to 1,003,091.70, 1,384,254.99 and 550,382.70 is: 759,521.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,091.70 : 1,384,254.99 = 550,382.70 : x
  2. Step 2: Convert to fraction form
    1,003,091.70/1,384,254.99 = 550,382.70/x
  3. Step 3: Cross multiply
    1,003,091.70x = 1,384,254.99 × 550,382.70
  4. Step 4: Simplify right side
    1,003,091.70x = 761,869,998,884.67
  5. Step 5: Solve for x
    x = 761,869,998,884.67/1,003,091.70
  6. Step 6: Final answer
    x = 759,521.79

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1.5x scale

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.