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Finding the Fourth Proportional to 452,523.24, 678,786.48 and 153,006.30

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Solution

The fourth proportional to 452,523.24, 678,786.48 and 153,006.30 is: 229,510.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,523.24 : 678,786.48 = 153,006.30 : x
  2. Step 2: Convert to fraction form
    452,523.24/678,786.48 = 153,006.30/x
  3. Step 3: Cross multiply
    452,523.24x = 678,786.48 × 153,006.30
  4. Step 4: Simplify right side
    452,523.24x = 103,858,607,794.82
  5. Step 5: Solve for x
    x = 103,858,607,794.82/452,523.24
  6. Step 6: Final answer
    x = 229,510.00

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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.