Home / 741,616.16-1,023,438.16-435,705.28

Finding the Fourth Proportional to 741,616.16, 1,023,438.16 and 435,705.28

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Solution

The fourth proportional to 741,616.16, 1,023,438.16 and 435,705.28 is: 601,277.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,616.16 : 1,023,438.16 = 435,705.28 : x
  2. Step 2: Convert to fraction form
    741,616.16/1,023,438.16 = 435,705.28/x
  3. Step 3: Cross multiply
    741,616.16x = 1,023,438.16 × 435,705.28
  4. Step 4: Simplify right side
    741,616.16x = 445,917,410,065.49
  5. Step 5: Solve for x
    x = 445,917,410,065.49/741,616.16
  6. Step 6: Final answer
    x = 601,277.90

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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.