Home / 1,049,335.40-1,574,651.10-418,183.40

Finding the Fourth Proportional to 1,049,335.40, 1,574,651.10 and 418,183.40

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Solution

The fourth proportional to 1,049,335.40, 1,574,651.10 and 418,183.40 is: 627,533.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,335.40 : 1,574,651.10 = 418,183.40 : x
  2. Step 2: Convert to fraction form
    1,049,335.40/1,574,651.10 = 418,183.40/x
  3. Step 3: Cross multiply
    1,049,335.40x = 1,574,651.10 × 418,183.40
  4. Step 4: Simplify right side
    1,049,335.40x = 658,492,950,811.74
  5. Step 5: Solve for x
    x = 658,492,950,811.74/1,049,335.40
  6. Step 6: Final answer
    x = 627,533.34

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Double scale
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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.