Home / 847,587.67-1,169,977.91-561,200.02

Finding the Fourth Proportional to 847,587.67, 1,169,977.91 and 561,200.02

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Solution

The fourth proportional to 847,587.67, 1,169,977.91 and 561,200.02 is: 774,659.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,587.67 : 1,169,977.91 = 561,200.02 : x
  2. Step 2: Convert to fraction form
    847,587.67/1,169,977.91 = 561,200.02/x
  3. Step 3: Cross multiply
    847,587.67x = 1,169,977.91 × 561,200.02
  4. Step 4: Simplify right side
    847,587.67x = 656,591,627,894.56
  5. Step 5: Solve for x
    x = 656,591,627,894.56/847,587.67
  6. Step 6: Final answer
    x = 774,659.25

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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.