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Finding the Fourth Proportional to 555.33, 837.01 and 530.62

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Solution

The fourth proportional to 555.33, 837.01 and 530.62 is: 799.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    555.33 : 837.01 = 530.62 : x
  2. Step 2: Convert to fraction form
    555.33/837.01 = 530.62/x
  3. Step 3: Cross multiply
    555.33x = 837.01 × 530.62
  4. Step 4: Simplify right side
    555.33x = 444,134.25
  5. Step 5: Solve for x
    x = 444,134.25/555.33
  6. Step 6: Final answer
    x = 799.77

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 (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.