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Finding the Fourth Proportional to 400,536.84, 601,012.35 and 176,054.88

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Solution

The fourth proportional to 400,536.84, 601,012.35 and 176,054.88 is: 264,173.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,536.84 : 601,012.35 = 176,054.88 : x
  2. Step 2: Convert to fraction form
    400,536.84/601,012.35 = 176,054.88/x
  3. Step 3: Cross multiply
    400,536.84x = 601,012.35 × 176,054.88
  4. Step 4: Simplify right side
    400,536.84x = 105,811,157,157.77
  5. Step 5: Solve for x
    x = 105,811,157,157.77/400,536.84
  6. Step 6: Final answer
    x = 264,173.35

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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.