Home / 993,792.62-1,371,467.22-558,286.40

Finding the Fourth Proportional to 993,792.62, 1,371,467.22 and 558,286.40

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Solution

The fourth proportional to 993,792.62, 1,371,467.22 and 558,286.40 is: 770,454.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,792.62 : 1,371,467.22 = 558,286.40 : x
  2. Step 2: Convert to fraction form
    993,792.62/1,371,467.22 = 558,286.40/x
  3. Step 3: Cross multiply
    993,792.62x = 1,371,467.22 × 558,286.40
  4. Step 4: Simplify right side
    993,792.62x = 765,671,496,971.81
  5. Step 5: Solve for x
    x = 765,671,496,971.81/993,792.62
  6. Step 6: Final answer
    x = 770,454.00

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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.