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Finding the Fourth Proportional to 604,263.81, 833,889.64 and 328,624.28

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Solution

The fourth proportional to 604,263.81, 833,889.64 and 328,624.28 is: 453,504.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,263.81 : 833,889.64 = 328,624.28 : x
  2. Step 2: Convert to fraction form
    604,263.81/833,889.64 = 328,624.28/x
  3. Step 3: Cross multiply
    604,263.81x = 833,889.64 × 328,624.28
  4. Step 4: Simplify right side
    604,263.81x = 274,036,385,039.96
  5. Step 5: Solve for x
    x = 274,036,385,039.96/604,263.81
  6. Step 6: Final answer
    x = 453,504.55

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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.