Home / 927,815.16-1,280,363.18-545,866.52

Finding the Fourth Proportional to 927,815.16, 1,280,363.18 and 545,866.52

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Solution

The fourth proportional to 927,815.16, 1,280,363.18 and 545,866.52 is: 753,283.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,815.16 : 1,280,363.18 = 545,866.52 : x
  2. Step 2: Convert to fraction form
    927,815.16/1,280,363.18 = 545,866.52/x
  3. Step 3: Cross multiply
    927,815.16x = 1,280,363.18 × 545,866.52
  4. Step 4: Simplify right side
    927,815.16x = 698,907,393,402.73
  5. Step 5: Solve for x
    x = 698,907,393,402.73/927,815.16
  6. Step 6: Final answer
    x = 753,283.01

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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.