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Finding the Fourth Proportional to 452,733.96, 678,678.86 and 153,004.96

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Solution

The fourth proportional to 452,733.96, 678,678.86 and 153,004.96 is: 229,364.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,733.96 : 678,678.86 = 153,004.96 : x
  2. Step 2: Convert to fraction form
    452,733.96/678,678.86 = 153,004.96/x
  3. Step 3: Cross multiply
    452,733.96x = 678,678.86 × 153,004.96
  4. Step 4: Simplify right side
    452,733.96x = 103,841,231,827.15
  5. Step 5: Solve for x
    x = 103,841,231,827.15/452,733.96
  6. Step 6: Final answer
    x = 229,364.79

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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.