Home / 893,319.64-1,339,226.06-387,499.95

Finding the Fourth Proportional to 893,319.64, 1,339,226.06 and 387,499.95

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Solution

The fourth proportional to 893,319.64, 1,339,226.06 and 387,499.95 is: 580,923.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,319.64 : 1,339,226.06 = 387,499.95 : x
  2. Step 2: Convert to fraction form
    893,319.64/1,339,226.06 = 387,499.95/x
  3. Step 3: Cross multiply
    893,319.64x = 1,339,226.06 × 387,499.95
  4. Step 4: Simplify right side
    893,319.64x = 518,950,029,351.20
  5. Step 5: Solve for x
    x = 518,950,029,351.20/893,319.64
  6. Step 6: Final answer
    x = 580,923.12

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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.