Home / 1,112,578.33-1,668,315.33-354,320.92

Finding the Fourth Proportional to 1,112,578.33, 1,668,315.33 and 354,320.92

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Solution

The fourth proportional to 1,112,578.33, 1,668,315.33 and 354,320.92 is: 531,305.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,578.33 : 1,668,315.33 = 354,320.92 : x
  2. Step 2: Convert to fraction form
    1,112,578.33/1,668,315.33 = 354,320.92/x
  3. Step 3: Cross multiply
    1,112,578.33x = 1,668,315.33 × 354,320.92
  4. Step 4: Simplify right side
    1,112,578.33x = 591,119,022,575.70
  5. Step 5: Solve for x
    x = 591,119,022,575.70/1,112,578.33
  6. Step 6: Final answer
    x = 531,305.53

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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.