Home / 371,083.12-512,095.69-201,317.25

Finding the Fourth Proportional to 371,083.12, 512,095.69 and 201,317.25

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Solution

The fourth proportional to 371,083.12, 512,095.69 and 201,317.25 is: 277,818.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,083.12 : 512,095.69 = 201,317.25 : x
  2. Step 2: Convert to fraction form
    371,083.12/512,095.69 = 201,317.25/x
  3. Step 3: Cross multiply
    371,083.12x = 512,095.69 × 201,317.25
  4. Step 4: Simplify right side
    371,083.12x = 103,093,695,905.32
  5. Step 5: Solve for x
    x = 103,093,695,905.32/371,083.12
  6. Step 6: Final answer
    x = 277,818.34

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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.