Home / 776,019.44-1,070,895.85-436,486.88

Finding the Fourth Proportional to 776,019.44, 1,070,895.85 and 436,486.88

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Solution

The fourth proportional to 776,019.44, 1,070,895.85 and 436,486.88 is: 602,345.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,019.44 : 1,070,895.85 = 436,486.88 : x
  2. Step 2: Convert to fraction form
    776,019.44/1,070,895.85 = 436,486.88/x
  3. Step 3: Cross multiply
    776,019.44x = 1,070,895.85 × 436,486.88
  4. Step 4: Simplify right side
    776,019.44x = 467,431,988,371.45
  5. Step 5: Solve for x
    x = 467,431,988,371.45/776,019.44
  6. Step 6: Final answer
    x = 602,345.72

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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.