Home / 1,335,809.43-2,003,520.35-437,286.76

Finding the Fourth Proportional to 1,335,809.43, 2,003,520.35 and 437,286.76

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Solution

The fourth proportional to 1,335,809.43, 2,003,520.35 and 437,286.76 is: 655,866.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,809.43 : 2,003,520.35 = 437,286.76 : x
  2. Step 2: Convert to fraction form
    1,335,809.43/2,003,520.35 = 437,286.76/x
  3. Step 3: Cross multiply
    1,335,809.43x = 2,003,520.35 × 437,286.76
  4. Step 4: Simplify right side
    1,335,809.43x = 876,112,918,529.98
  5. Step 5: Solve for x
    x = 876,112,918,529.98/1,335,809.43
  6. Step 6: Final answer
    x = 655,866.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.