Home / 986,689.02-1,361,630.83-533,980.02

Finding the Fourth Proportional to 986,689.02, 1,361,630.83 and 533,980.02

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Solution

The fourth proportional to 986,689.02, 1,361,630.83 and 533,980.02 is: 736,892.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,689.02 : 1,361,630.83 = 533,980.02 : x
  2. Step 2: Convert to fraction form
    986,689.02/1,361,630.83 = 533,980.02/x
  3. Step 3: Cross multiply
    986,689.02x = 1,361,630.83 × 533,980.02
  4. Step 4: Simplify right side
    986,689.02x = 727,083,657,836.02
  5. Step 5: Solve for x
    x = 727,083,657,836.02/986,689.02
  6. Step 6: Final answer
    x = 736,892.42

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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.