Home / 430,316.32-593,836.53-236,726.72

Finding the Fourth Proportional to 430,316.32, 593,836.53 and 236,726.72

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Solution

The fourth proportional to 430,316.32, 593,836.53 and 236,726.72 is: 326,682.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,316.32 : 593,836.53 = 236,726.72 : x
  2. Step 2: Convert to fraction form
    430,316.32/593,836.53 = 236,726.72/x
  3. Step 3: Cross multiply
    430,316.32x = 593,836.53 × 236,726.72
  4. Step 4: Simplify right side
    430,316.32x = 140,576,973,963.08
  5. Step 5: Solve for x
    x = 140,576,973,963.08/430,316.32
  6. Step 6: Final answer
    x = 326,682.88

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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.