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Finding the Fourth Proportional to 581,667.77, 872,500.32 and 277,137.53

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Solution

The fourth proportional to 581,667.77, 872,500.32 and 277,137.53 is: 415,705.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,667.77 : 872,500.32 = 277,137.53 : x
  2. Step 2: Convert to fraction form
    581,667.77/872,500.32 = 277,137.53/x
  3. Step 3: Cross multiply
    581,667.77x = 872,500.32 × 277,137.53
  4. Step 4: Simplify right side
    581,667.77x = 241,802,579,246.51
  5. Step 5: Solve for x
    x = 241,802,579,246.51/581,667.77
  6. Step 6: Final answer
    x = 415,705.66

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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.