Home / 563,060.27-777,100.47-345,230.41

Finding the Fourth Proportional to 563,060.27, 777,100.47 and 345,230.41

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Solution

The fourth proportional to 563,060.27, 777,100.47 and 345,230.41 is: 476,465.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,060.27 : 777,100.47 = 345,230.41 : x
  2. Step 2: Convert to fraction form
    563,060.27/777,100.47 = 345,230.41/x
  3. Step 3: Cross multiply
    563,060.27x = 777,100.47 × 345,230.41
  4. Step 4: Simplify right side
    563,060.27x = 268,278,713,869.29
  5. Step 5: Solve for x
    x = 268,278,713,869.29/563,060.27
  6. Step 6: Final answer
    x = 476,465.36

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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.