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Finding the Fourth Proportional to 364,205.70, 546,114.15 and 153,605.70

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Solution

The fourth proportional to 364,205.70, 546,114.15 and 153,605.70 is: 230,326.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,205.70 : 546,114.15 = 153,605.70 : x
  2. Step 2: Convert to fraction form
    364,205.70/546,114.15 = 153,605.70/x
  3. Step 3: Cross multiply
    364,205.70x = 546,114.15 × 153,605.70
  4. Step 4: Simplify right side
    364,205.70x = 83,886,246,290.66
  5. Step 5: Solve for x
    x = 83,886,246,290.66/364,205.70
  6. Step 6: Final answer
    x = 230,326.56

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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.