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Finding the Fourth Proportional to 430.88, 593.52 and 430.24

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Solution

The fourth proportional to 430.88, 593.52 and 430.24 is: 592.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    430.88 : 593.52 = 430.24 : x
  2. Step 2: Convert to fraction form
    430.88/593.52 = 430.24/x
  3. Step 3: Cross multiply
    430.88x = 593.52 × 430.24
  4. Step 4: Simplify right side
    430.88x = 255,356.04
  5. Step 5: Solve for x
    x = 255,356.04/430.88
  6. Step 6: Final answer
    x = 592.64

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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.