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Finding the Fourth Proportional to 364,170.33, 546,255.50 and 153,810.09

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Solution

The fourth proportional to 364,170.33, 546,255.50 and 153,810.09 is: 230,715.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,170.33 : 546,255.50 = 153,810.09 : x
  2. Step 2: Convert to fraction form
    364,170.33/546,255.50 = 153,810.09/x
  3. Step 3: Cross multiply
    364,170.33x = 546,255.50 × 153,810.09
  4. Step 4: Simplify right side
    364,170.33x = 84,019,606,848.94
  5. Step 5: Solve for x
    x = 84,019,606,848.94/364,170.33
  6. Step 6: Final answer
    x = 230,715.14

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