Home / 986,688.02-1,361,629.45-533,979.02

Finding the Fourth Proportional to 986,688.02, 1,361,629.45 and 533,979.02

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Solution

The fourth proportional to 986,688.02, 1,361,629.45 and 533,979.02 is: 736,891.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,688.02 : 1,361,629.45 = 533,979.02 : x
  2. Step 2: Convert to fraction form
    986,688.02/1,361,629.45 = 533,979.02/x
  3. Step 3: Cross multiply
    986,688.02x = 1,361,629.45 × 533,979.02
  4. Step 4: Simplify right side
    986,688.02x = 727,081,555,910.07
  5. Step 5: Solve for x
    x = 727,081,555,910.07/986,688.02
  6. Step 6: Final answer
    x = 736,891.04

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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.