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Finding the Fourth Proportional to 941,280, 1,410,347.52 and 585,415.68

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Solution

The fourth proportional to 941,280, 1,410,347.52 and 585,415.68 is: 877,145.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,280 : 1,410,347.52 = 585,415.68 : x
  2. Step 2: Convert to fraction form
    941,280/1,410,347.52 = 585,415.68/x
  3. Step 3: Cross multiply
    941,280x = 1,410,347.52 × 585,415.68
  4. Step 4: Simplify right side
    941,280x = 825,639,552,457.11
  5. Step 5: Solve for x
    x = 825,639,552,457.11/941,280
  6. Step 6: Final answer
    x = 877,145.54

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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.