Home / 808,608.02-1,116,237.74-522,267.75

Finding the Fourth Proportional to 808,608.02, 1,116,237.74 and 522,267.75

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Solution

The fourth proportional to 808,608.02, 1,116,237.74 and 522,267.75 is: 720,961.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,608.02 : 1,116,237.74 = 522,267.75 : x
  2. Step 2: Convert to fraction form
    808,608.02/1,116,237.74 = 522,267.75/x
  3. Step 3: Cross multiply
    808,608.02x = 1,116,237.74 × 522,267.75
  4. Step 4: Simplify right side
    808,608.02x = 582,974,970,323.55
  5. Step 5: Solve for x
    x = 582,974,970,323.55/808,608.02
  6. Step 6: Final answer
    x = 720,961.16

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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.