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Finding the Fourth Proportional to 303,262.50, 418,366.98 and 175,864.32

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Solution

The fourth proportional to 303,262.50, 418,366.98 and 175,864.32 is: 242,614.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,262.50 : 418,366.98 = 175,864.32 : x
  2. Step 2: Convert to fraction form
    303,262.50/418,366.98 = 175,864.32/x
  3. Step 3: Cross multiply
    303,262.50x = 418,366.98 × 175,864.32
  4. Step 4: Simplify right side
    303,262.50x = 73,575,824,448.15
  5. Step 5: Solve for x
    x = 73,575,824,448.15/303,262.50
  6. Step 6: Final answer
    x = 242,614.32

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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.