Home / 536,140.16-739,851.25-291,115.34

Finding the Fourth Proportional to 536,140.16, 739,851.25 and 291,115.34

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Solution

The fourth proportional to 536,140.16, 739,851.25 and 291,115.34 is: 401,727.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,140.16 : 739,851.25 = 291,115.34 : x
  2. Step 2: Convert to fraction form
    536,140.16/739,851.25 = 291,115.34/x
  3. Step 3: Cross multiply
    536,140.16x = 739,851.25 × 291,115.34
  4. Step 4: Simplify right side
    536,140.16x = 215,382,050,395.39
  5. Step 5: Solve for x
    x = 215,382,050,395.39/536,140.16
  6. Step 6: Final answer
    x = 401,727.13

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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.