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Finding the Fourth Proportional to 569.69, 785.92 and 373.19

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Solution

The fourth proportional to 569.69, 785.92 and 373.19 is: 514.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.69 : 785.92 = 373.19 : x
  2. Step 2: Convert to fraction form
    569.69/785.92 = 373.19/x
  3. Step 3: Cross multiply
    569.69x = 785.92 × 373.19
  4. Step 4: Simplify right side
    569.69x = 293,297.48
  5. Step 5: Solve for x
    x = 293,297.48/569.69
  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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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.