Home / 830,045.01-1,244,949.26-261,411.31

Finding the Fourth Proportional to 830,045.01, 1,244,949.26 and 261,411.31

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Solution

The fourth proportional to 830,045.01, 1,244,949.26 and 261,411.31 is: 392,079.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,045.01 : 1,244,949.26 = 261,411.31 : x
  2. Step 2: Convert to fraction form
    830,045.01/1,244,949.26 = 261,411.31/x
  3. Step 3: Cross multiply
    830,045.01x = 1,244,949.26 × 261,411.31
  4. Step 4: Simplify right side
    830,045.01x = 325,443,819,307.57
  5. Step 5: Solve for x
    x = 325,443,819,307.57/830,045.01
  6. Step 6: Final answer
    x = 392,079.73

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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.