Home / 893,698.74-1,339,792.92-387,877.23

Finding the Fourth Proportional to 893,698.74, 1,339,792.92 and 387,877.23

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Solution

The fourth proportional to 893,698.74, 1,339,792.92 and 387,877.23 is: 581,488.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,698.74 : 1,339,792.92 = 387,877.23 : x
  2. Step 2: Convert to fraction form
    893,698.74/1,339,792.92 = 387,877.23/x
  3. Step 3: Cross multiply
    893,698.74x = 1,339,792.92 × 387,877.23
  4. Step 4: Simplify right side
    893,698.74x = 519,675,166,583.21
  5. Step 5: Solve for x
    x = 519,675,166,583.21/893,698.74
  6. Step 6: Final answer
    x = 581,488.08

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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.