Home / 927,776.63-1,280,331.93-565,200.38

Finding the Fourth Proportional to 927,776.63, 1,280,331.93 and 565,200.38

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Solution

The fourth proportional to 927,776.63, 1,280,331.93 and 565,200.38 is: 779,976.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,776.63 : 1,280,331.93 = 565,200.38 : x
  2. Step 2: Convert to fraction form
    927,776.63/1,280,331.93 = 565,200.38/x
  3. Step 3: Cross multiply
    927,776.63x = 1,280,331.93 × 565,200.38
  4. Step 4: Simplify right side
    927,776.63x = 723,644,086,960.47
  5. Step 5: Solve for x
    x = 723,644,086,960.47/927,776.63
  6. Step 6: Final answer
    x = 779,976.63

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1.5x scale

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.