Home / 723,610.09-1,085,466.99-191,125.81

Finding the Fourth Proportional to 723,610.09, 1,085,466.99 and 191,125.81

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Solution

The fourth proportional to 723,610.09, 1,085,466.99 and 191,125.81 is: 286,702.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,610.09 : 1,085,466.99 = 191,125.81 : x
  2. Step 2: Convert to fraction form
    723,610.09/1,085,466.99 = 191,125.81/x
  3. Step 3: Cross multiply
    723,610.09x = 1,085,466.99 × 191,125.81
  4. Step 4: Simplify right side
    723,610.09x = 207,460,757,692.01
  5. Step 5: Solve for x
    x = 207,460,757,692.01/723,610.09
  6. Step 6: Final answer
    x = 286,702.41

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1.5x scale

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.