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Finding the Fourth Proportional to 734.84, 1,014.42 and 473.01

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Solution

The fourth proportional to 734.84, 1,014.42 and 473.01 is: 652.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    734.84 : 1,014.42 = 473.01 : x
  2. Step 2: Convert to fraction form
    734.84/1,014.42 = 473.01/x
  3. Step 3: Cross multiply
    734.84x = 1,014.42 × 473.01
  4. Step 4: Simplify right side
    734.84x = 479,830.80
  5. Step 5: Solve for x
    x = 479,830.80/734.84
  6. Step 6: Final answer
    x = 652.98

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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.