Home / 775,944.64-1,070,196.98-504,100.12

Finding the Fourth Proportional to 775,944.64, 1,070,196.98 and 504,100.12

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Solution

The fourth proportional to 775,944.64, 1,070,196.98 and 504,100.12 is: 695,264.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,944.64 : 1,070,196.98 = 504,100.12 : x
  2. Step 2: Convert to fraction form
    775,944.64/1,070,196.98 = 504,100.12/x
  3. Step 3: Cross multiply
    775,944.64x = 1,070,196.98 × 504,100.12
  4. Step 4: Simplify right side
    775,944.64x = 539,486,423,521.14
  5. Step 5: Solve for x
    x = 539,486,423,521.14/775,944.64
  6. Step 6: Final answer
    x = 695,264.06

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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.