Home / 983,628.68-1,475,641.91-415,011.18

Finding the Fourth Proportional to 983,628.68, 1,475,641.91 and 415,011.18

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Solution

The fourth proportional to 983,628.68, 1,475,641.91 and 415,011.18 is: 622,600.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,628.68 : 1,475,641.91 = 415,011.18 : x
  2. Step 2: Convert to fraction form
    983,628.68/1,475,641.91 = 415,011.18/x
  3. Step 3: Cross multiply
    983,628.68x = 1,475,641.91 × 415,011.18
  4. Step 4: Simplify right side
    983,628.68x = 612,407,888,251.50
  5. Step 5: Solve for x
    x = 612,407,888,251.50/983,628.68
  6. Step 6: Final answer
    x = 622,600.69

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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.