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Finding the Fourth Proportional to 532.48, 734.16 and 433.96

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Solution

The fourth proportional to 532.48, 734.16 and 433.96 is: 598.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.48 : 734.16 = 433.96 : x
  2. Step 2: Convert to fraction form
    532.48/734.16 = 433.96/x
  3. Step 3: Cross multiply
    532.48x = 734.16 × 433.96
  4. Step 4: Simplify right side
    532.48x = 318,596.07
  5. Step 5: Solve for x
    x = 318,596.07/532.48
  6. Step 6: Final answer
    x = 598.32

Related Problems

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Double scale
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Similar ratio
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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.