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Finding the Fourth Proportional to 586,804.60, 880,102.85 and 266,881.53

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Solution

The fourth proportional to 586,804.60, 880,102.85 and 266,881.53 is: 400,274.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,804.60 : 880,102.85 = 266,881.53 : x
  2. Step 2: Convert to fraction form
    586,804.60/880,102.85 = 266,881.53/x
  3. Step 3: Cross multiply
    586,804.60x = 880,102.85 × 266,881.53
  4. Step 4: Simplify right side
    586,804.60x = 234,883,195,165.36
  5. Step 5: Solve for x
    x = 234,883,195,165.36/586,804.60
  6. Step 6: Final answer
    x = 400,274.97

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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.