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Finding the Fourth Proportional to 304,145.83, 419,552.90 and 176,807.35

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Solution

The fourth proportional to 304,145.83, 419,552.90 and 176,807.35 is: 243,896.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,145.83 : 419,552.90 = 176,807.35 : x
  2. Step 2: Convert to fraction form
    304,145.83/419,552.90 = 176,807.35/x
  3. Step 3: Cross multiply
    304,145.83x = 419,552.90 × 176,807.35
  4. Step 4: Simplify right side
    304,145.83x = 74,180,035,549.78
  5. Step 5: Solve for x
    x = 74,180,035,549.78/304,145.83
  6. Step 6: Final answer
    x = 243,896.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.