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Finding the Fourth Proportional to 795.69, 1,098 and 464.07

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Solution

The fourth proportional to 795.69, 1,098 and 464.07 is: 640.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    795.69 : 1,098 = 464.07 : x
  2. Step 2: Convert to fraction form
    795.69/1,098 = 464.07/x
  3. Step 3: Cross multiply
    795.69x = 1,098 × 464.07
  4. Step 4: Simplify right side
    795.69x = 509,548.86
  5. Step 5: Solve for x
    x = 509,548.86/795.69
  6. Step 6: Final answer
    x = 640.39

Related Problems

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Half scale
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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.