Home / 684,669.77-944,525.88-443,030.34

Finding the Fourth Proportional to 684,669.77, 944,525.88 and 443,030.34

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Solution

The fourth proportional to 684,669.77, 944,525.88 and 443,030.34 is: 611,175.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,669.77 : 944,525.88 = 443,030.34 : x
  2. Step 2: Convert to fraction form
    684,669.77/944,525.88 = 443,030.34/x
  3. Step 3: Cross multiply
    684,669.77x = 944,525.88 × 443,030.34
  4. Step 4: Simplify right side
    684,669.77x = 418,453,621,755.20
  5. Step 5: Solve for x
    x = 418,453,621,755.20/684,669.77
  6. Step 6: Final answer
    x = 611,175.84

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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.