Home / 684,836.16-1,026,989.64-235,471.92

Finding the Fourth Proportional to 684,836.16, 1,026,989.64 and 235,471.92

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Solution

The fourth proportional to 684,836.16, 1,026,989.64 and 235,471.92 is: 353,116.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,836.16 : 1,026,989.64 = 235,471.92 : x
  2. Step 2: Convert to fraction form
    684,836.16/1,026,989.64 = 235,471.92/x
  3. Step 3: Cross multiply
    684,836.16x = 1,026,989.64 × 235,471.92
  4. Step 4: Simplify right side
    684,836.16x = 241,827,222,350.91
  5. Step 5: Solve for x
    x = 241,827,222,350.91/684,836.16
  6. Step 6: Final answer
    x = 353,116.90

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1.5x scale

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.