Home / 761,185.80-1,143,529.02-537,062.76

Finding the Fourth Proportional to 761,185.80, 1,143,529.02 and 537,062.76

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Solution

The fourth proportional to 761,185.80, 1,143,529.02 and 537,062.76 is: 806,829.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,185.80 : 1,143,529.02 = 537,062.76 : x
  2. Step 2: Convert to fraction form
    761,185.80/1,143,529.02 = 537,062.76/x
  3. Step 3: Cross multiply
    761,185.80x = 1,143,529.02 × 537,062.76
  4. Step 4: Simplify right side
    761,185.80x = 614,146,851,621.30
  5. Step 5: Solve for x
    x = 614,146,851,621.30/761,185.80
  6. Step 6: Final answer
    x = 806,829.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.