Home / 997,470.54-1,376,518.11-567,778.32

Finding the Fourth Proportional to 997,470.54, 1,376,518.11 and 567,778.32

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Solution

The fourth proportional to 997,470.54, 1,376,518.11 and 567,778.32 is: 783,539.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,470.54 : 1,376,518.11 = 567,778.32 : x
  2. Step 2: Convert to fraction form
    997,470.54/1,376,518.11 = 567,778.32/x
  3. Step 3: Cross multiply
    997,470.54x = 1,376,518.11 × 567,778.32
  4. Step 4: Simplify right side
    997,470.54x = 781,557,139,945.38
  5. Step 5: Solve for x
    x = 781,557,139,945.38/997,470.54
  6. Step 6: Final answer
    x = 783,539.07

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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.