Home / 884,739.64-1,220,556.36-562,276.84

Finding the Fourth Proportional to 884,739.64, 1,220,556.36 and 562,276.84

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Solution

The fourth proportional to 884,739.64, 1,220,556.36 and 562,276.84 is: 775,697.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,739.64 : 1,220,556.36 = 562,276.84 : x
  2. Step 2: Convert to fraction form
    884,739.64/1,220,556.36 = 562,276.84/x
  3. Step 3: Cross multiply
    884,739.64x = 1,220,556.36 × 562,276.84
  4. Step 4: Simplify right side
    884,739.64x = 686,290,573,142.70
  5. Step 5: Solve for x
    x = 686,290,573,142.70/884,739.64
  6. Step 6: Final answer
    x = 775,697.78

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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.