Home / 430,313.52-593,816.64-239,322.81

Finding the Fourth Proportional to 430,313.52, 593,816.64 and 239,322.81

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Solution

The fourth proportional to 430,313.52, 593,816.64 and 239,322.81 is: 330,256.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,313.52 : 593,816.64 = 239,322.81 : x
  2. Step 2: Convert to fraction form
    430,313.52/593,816.64 = 239,322.81/x
  3. Step 3: Cross multiply
    430,313.52x = 593,816.64 × 239,322.81
  4. Step 4: Simplify right side
    430,313.52x = 142,113,866,909.56
  5. Step 5: Solve for x
    x = 142,113,866,909.56/430,313.52
  6. Step 6: Final answer
    x = 330,256.57

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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.