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Finding the Fourth Proportional to 608,095.28, 839,408.28 and 544,322.80

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Solution

The fourth proportional to 608,095.28, 839,408.28 and 544,322.80 is: 751,377.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,095.28 : 839,408.28 = 544,322.80 : x
  2. Step 2: Convert to fraction form
    608,095.28/839,408.28 = 544,322.80/x
  3. Step 3: Cross multiply
    608,095.28x = 839,408.28 × 544,322.80
  4. Step 4: Simplify right side
    608,095.28x = 456,909,065,312.78
  5. Step 5: Solve for x
    x = 456,909,065,312.78/608,095.28
  6. Step 6: Final answer
    x = 751,377.42

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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.