Home / 847,761.85-1,169,234.44-557,671.33

Finding the Fourth Proportional to 847,761.85, 1,169,234.44 and 557,671.33

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Solution

The fourth proportional to 847,761.85, 1,169,234.44 and 557,671.33 is: 769,141.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,761.85 : 1,169,234.44 = 557,671.33 : x
  2. Step 2: Convert to fraction form
    847,761.85/1,169,234.44 = 557,671.33/x
  3. Step 3: Cross multiply
    847,761.85x = 1,169,234.44 × 557,671.33
  4. Step 4: Simplify right side
    847,761.85x = 652,048,528,440.87
  5. Step 5: Solve for x
    x = 652,048,528,440.87/847,761.85
  6. Step 6: Final answer
    x = 769,141.16

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1.5x scale

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.