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Finding the Fourth Proportional to 540.84, 746.46 and 373.02

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Solution

The fourth proportional to 540.84, 746.46 and 373.02 is: 514.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    540.84 : 746.46 = 373.02 : x
  2. Step 2: Convert to fraction form
    540.84/746.46 = 373.02/x
  3. Step 3: Cross multiply
    540.84x = 746.46 × 373.02
  4. Step 4: Simplify right side
    540.84x = 278,444.51
  5. Step 5: Solve for x
    x = 278,444.51/540.84
  6. Step 6: Final answer
    x = 514.84

Related Problems

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Half scale
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Double scale
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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.