Home / 988,193.94-1,481,927.71-339,586.10

Finding the Fourth Proportional to 988,193.94, 1,481,927.71 and 339,586.10

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Solution

The fourth proportional to 988,193.94, 1,481,927.71 and 339,586.10 is: 509,254.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,193.94 : 1,481,927.71 = 339,586.10 : x
  2. Step 2: Convert to fraction form
    988,193.94/1,481,927.71 = 339,586.10/x
  3. Step 3: Cross multiply
    988,193.94x = 1,481,927.71 × 339,586.10
  4. Step 4: Simplify right side
    988,193.94x = 503,242,051,520.83
  5. Step 5: Solve for x
    x = 503,242,051,520.83/988,193.94
  6. Step 6: Final answer
    x = 509,254.34

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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.