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Finding the Fourth Proportional to 594,454.84, 820,347.69 and 339,811.51

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Solution

The fourth proportional to 594,454.84, 820,347.69 and 339,811.51 is: 468,939.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,454.84 : 820,347.69 = 339,811.51 : x
  2. Step 2: Convert to fraction form
    594,454.84/820,347.69 = 339,811.51/x
  3. Step 3: Cross multiply
    594,454.84x = 820,347.69 × 339,811.51
  4. Step 4: Simplify right side
    594,454.84x = 278,763,587,263.91
  5. Step 5: Solve for x
    x = 278,763,587,263.91/594,454.84
  6. Step 6: Final answer
    x = 468,939.89

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.