Home / 858,519.33-1,184,761.25-536,416.21

Finding the Fourth Proportional to 858,519.33, 1,184,761.25 and 536,416.21

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Solution

The fourth proportional to 858,519.33, 1,184,761.25 and 536,416.21 is: 740,257.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,519.33 : 1,184,761.25 = 536,416.21 : x
  2. Step 2: Convert to fraction form
    858,519.33/1,184,761.25 = 536,416.21/x
  3. Step 3: Cross multiply
    858,519.33x = 1,184,761.25 × 536,416.21
  4. Step 4: Simplify right side
    858,519.33x = 635,525,139,479.86
  5. Step 5: Solve for x
    x = 635,525,139,479.86/858,519.33
  6. Step 6: Final answer
    x = 740,257.23

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Double scale
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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.