Home / 986,682.96-1,361,622.56-533,973.96

Finding the Fourth Proportional to 986,682.96, 1,361,622.56 and 533,973.96

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Solution

The fourth proportional to 986,682.96, 1,361,622.56 and 533,973.96 is: 736,884.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,682.96 : 1,361,622.56 = 533,973.96 : x
  2. Step 2: Convert to fraction form
    986,682.96/1,361,622.56 = 533,973.96/x
  3. Step 3: Cross multiply
    986,682.96x = 1,361,622.56 × 533,973.96
  4. Step 4: Simplify right side
    986,682.96x = 727,070,987,718.67
  5. Step 5: Solve for x
    x = 727,070,987,718.67/986,682.96
  6. Step 6: Final answer
    x = 736,884.10

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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.