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Finding the Fourth Proportional to 499,434.08, 749,225.60 and 183,866.72

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Solution

The fourth proportional to 499,434.08, 749,225.60 and 183,866.72 is: 275,827.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,434.08 : 749,225.60 = 183,866.72 : x
  2. Step 2: Convert to fraction form
    499,434.08/749,225.60 = 183,866.72/x
  3. Step 3: Cross multiply
    499,434.08x = 749,225.60 × 183,866.72
  4. Step 4: Simplify right side
    499,434.08x = 137,757,653,612.03
  5. Step 5: Solve for x
    x = 137,757,653,612.03/499,434.08
  6. Step 6: Final answer
    x = 275,827.50

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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.