Home / 692,950.98-1,039,463.13-219,673.26

Finding the Fourth Proportional to 692,950.98, 1,039,463.13 and 219,673.26

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Solution

The fourth proportional to 692,950.98, 1,039,463.13 and 219,673.26 is: 329,521.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,950.98 : 1,039,463.13 = 219,673.26 : x
  2. Step 2: Convert to fraction form
    692,950.98/1,039,463.13 = 219,673.26/x
  3. Step 3: Cross multiply
    692,950.98x = 1,039,463.13 × 219,673.26
  4. Step 4: Simplify right side
    692,950.98x = 228,342,254,416.90
  5. Step 5: Solve for x
    x = 228,342,254,416.90/692,950.98
  6. Step 6: Final answer
    x = 329,521.51

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Double scale
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Similar ratio
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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.