Home / 754,695.02-1,127,730.80-573,786.38

Finding the Fourth Proportional to 754,695.02, 1,127,730.80 and 573,786.38

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Solution

The fourth proportional to 754,695.02, 1,127,730.80 and 573,786.38 is: 857,401.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,695.02 : 1,127,730.80 = 573,786.38 : x
  2. Step 2: Convert to fraction form
    754,695.02/1,127,730.80 = 573,786.38/x
  3. Step 3: Cross multiply
    754,695.02x = 1,127,730.80 × 573,786.38
  4. Step 4: Simplify right side
    754,695.02x = 647,076,577,600.30
  5. Step 5: Solve for x
    x = 647,076,577,600.30/754,695.02
  6. Step 6: Final answer
    x = 857,401.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.