Home / 430,255.95-593,695.62-239,232.57

Finding the Fourth Proportional to 430,255.95, 593,695.62 and 239,232.57

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Solution

The fourth proportional to 430,255.95, 593,695.62 and 239,232.57 is: 330,108.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,255.95 : 593,695.62 = 239,232.57 : x
  2. Step 2: Convert to fraction form
    430,255.95/593,695.62 = 239,232.57/x
  3. Step 3: Cross multiply
    430,255.95x = 593,695.62 × 239,232.57
  4. Step 4: Simplify right side
    430,255.95x = 142,031,328,970.34
  5. Step 5: Solve for x
    x = 142,031,328,970.34/430,255.95
  6. Step 6: Final answer
    x = 330,108.92

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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.