Home / 430,312.32-593,852.03-239,321.61

Finding the Fourth Proportional to 430,312.32, 593,852.03 and 239,321.61

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Solution

The fourth proportional to 430,312.32, 593,852.03 and 239,321.61 is: 330,275.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,312.32 : 593,852.03 = 239,321.61 : x
  2. Step 2: Convert to fraction form
    430,312.32/593,852.03 = 239,321.61/x
  3. Step 3: Cross multiply
    430,312.32x = 593,852.03 × 239,321.61
  4. Step 4: Simplify right side
    430,312.32x = 142,121,619,755.50
  5. Step 5: Solve for x
    x = 142,121,619,755.50/430,312.32
  6. Step 6: Final answer
    x = 330,275.51

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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.