Home / 912,520.08-1,259,227.44-504,598.32

Finding the Fourth Proportional to 912,520.08, 1,259,227.44 and 504,598.32

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Solution

The fourth proportional to 912,520.08, 1,259,227.44 and 504,598.32 is: 696,317.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,520.08 : 1,259,227.44 = 504,598.32 : x
  2. Step 2: Convert to fraction form
    912,520.08/1,259,227.44 = 504,598.32/x
  3. Step 3: Cross multiply
    912,520.08x = 1,259,227.44 × 504,598.32
  4. Step 4: Simplify right side
    912,520.08x = 635,404,050,721.90
  5. Step 5: Solve for x
    x = 635,404,050,721.90/912,520.08
  6. Step 6: Final answer
    x = 696,317.88

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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.