Home / 430,071.49-593,446.80-236,447.20

Finding the Fourth Proportional to 430,071.49, 593,446.80 and 236,447.20

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Solution

The fourth proportional to 430,071.49, 593,446.80 and 236,447.20 is: 326,268.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,071.49 : 593,446.80 = 236,447.20 : x
  2. Step 2: Convert to fraction form
    430,071.49/593,446.80 = 236,447.20/x
  3. Step 3: Cross multiply
    430,071.49x = 593,446.80 × 236,447.20
  4. Step 4: Simplify right side
    430,071.49x = 140,318,834,208.96
  5. Step 5: Solve for x
    x = 140,318,834,208.96/430,071.49
  6. Step 6: Final answer
    x = 326,268.63

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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.