Home / 767,683.07-1,059,060.30-445,206.27

Finding the Fourth Proportional to 767,683.07, 1,059,060.30 and 445,206.27

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Solution

The fourth proportional to 767,683.07, 1,059,060.30 and 445,206.27 is: 614,186.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,683.07 : 1,059,060.30 = 445,206.27 : x
  2. Step 2: Convert to fraction form
    767,683.07/1,059,060.30 = 445,206.27/x
  3. Step 3: Cross multiply
    767,683.07x = 1,059,060.30 × 445,206.27
  4. Step 4: Simplify right side
    767,683.07x = 471,500,285,868.08
  5. Step 5: Solve for x
    x = 471,500,285,868.08/767,683.07
  6. Step 6: Final answer
    x = 614,186.12

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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.