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Finding the Fourth Proportional to 924.41, 1,275.67 and 504.76

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Solution

The fourth proportional to 924.41, 1,275.67 and 504.76 is: 696.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    924.41 : 1,275.67 = 504.76 : x
  2. Step 2: Convert to fraction form
    924.41/1,275.67 = 504.76/x
  3. Step 3: Cross multiply
    924.41x = 1,275.67 × 504.76
  4. Step 4: Simplify right side
    924.41x = 643,905.93
  5. Step 5: Solve for x
    x = 643,905.93/924.41
  6. Step 6: Final answer
    x = 696.56

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.