Home / 804,812.50-1,207,405.32-236,170.36

Finding the Fourth Proportional to 804,812.50, 1,207,405.32 and 236,170.36

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Solution

The fourth proportional to 804,812.50, 1,207,405.32 and 236,170.36 is: 354,310.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,812.50 : 1,207,405.32 = 236,170.36 : x
  2. Step 2: Convert to fraction form
    804,812.50/1,207,405.32 = 236,170.36/x
  3. Step 3: Cross multiply
    804,812.50x = 1,207,405.32 × 236,170.36
  4. Step 4: Simplify right side
    804,812.50x = 285,153,349,090.32
  5. Step 5: Solve for x
    x = 285,153,349,090.32/804,812.50
  6. Step 6: Final answer
    x = 354,310.29

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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.