Home / 1,069,625.21-1,605,068.51-396,179.57

Finding the Fourth Proportional to 1,069,625.21, 1,605,068.51 and 396,179.57

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Solution

The fourth proportional to 1,069,625.21, 1,605,068.51 and 396,179.57 is: 594,502.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,625.21 : 1,605,068.51 = 396,179.57 : x
  2. Step 2: Convert to fraction form
    1,069,625.21/1,605,068.51 = 396,179.57/x
  3. Step 3: Cross multiply
    1,069,625.21x = 1,605,068.51 × 396,179.57
  4. Step 4: Simplify right side
    1,069,625.21x = 635,895,352,112.34
  5. Step 5: Solve for x
    x = 635,895,352,112.34/1,069,625.21
  6. Step 6: Final answer
    x = 594,502.96

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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.