Home / 798,747.86-1,100,398.74-556,590.98

Finding the Fourth Proportional to 798,747.86, 1,100,398.74 and 556,590.98

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Solution

The fourth proportional to 798,747.86, 1,100,398.74 and 556,590.98 is: 766,790.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,747.86 : 1,100,398.74 = 556,590.98 : x
  2. Step 2: Convert to fraction form
    798,747.86/1,100,398.74 = 556,590.98/x
  3. Step 3: Cross multiply
    798,747.86x = 1,100,398.74 × 556,590.98
  4. Step 4: Simplify right side
    798,747.86x = 612,472,013,087.37
  5. Step 5: Solve for x
    x = 612,472,013,087.37/798,747.86
  6. Step 6: Final answer
    x = 766,790.18

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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.