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Finding the Fourth Proportional to 303,284.04, 418,396.64 and 175,885.80

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Solution

The fourth proportional to 303,284.04, 418,396.64 and 175,885.80 is: 242,643.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,284.04 : 418,396.64 = 175,885.80 : x
  2. Step 2: Convert to fraction form
    303,284.04/418,396.64 = 175,885.80/x
  3. Step 3: Cross multiply
    303,284.04x = 418,396.64 × 175,885.80
  4. Step 4: Simplify right side
    303,284.04x = 73,590,027,743.71
  5. Step 5: Solve for x
    x = 73,590,027,743.71/303,284.04
  6. Step 6: Final answer
    x = 242,643.92

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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.