Home / 983,080.80-1,475,194.20-414,427.08

Finding the Fourth Proportional to 983,080.80, 1,475,194.20 and 414,427.08

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Solution

The fourth proportional to 983,080.80, 1,475,194.20 and 414,427.08 is: 621,882.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,080.80 : 1,475,194.20 = 414,427.08 : x
  2. Step 2: Convert to fraction form
    983,080.80/1,475,194.20 = 414,427.08/x
  3. Step 3: Cross multiply
    983,080.80x = 1,475,194.20 × 414,427.08
  4. Step 4: Simplify right side
    983,080.80x = 611,360,424,738.94
  5. Step 5: Solve for x
    x = 611,360,424,738.94/983,080.80
  6. Step 6: Final answer
    x = 621,882.17

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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.