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Finding the Fourth Proportional to 434,570.64, 600,530.04 and 326,953.68

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Solution

The fourth proportional to 434,570.64, 600,530.04 and 326,953.68 is: 451,814.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,570.64 : 600,530.04 = 326,953.68 : x
  2. Step 2: Convert to fraction form
    434,570.64/600,530.04 = 326,953.68/x
  3. Step 3: Cross multiply
    434,570.64x = 600,530.04 × 326,953.68
  4. Step 4: Simplify right side
    434,570.64x = 196,345,506,528.55
  5. Step 5: Solve for x
    x = 196,345,506,528.55/434,570.64
  6. Step 6: Final answer
    x = 451,814.94

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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.