Home / 883,510.54-1,219,212.30-539,921.60

Finding the Fourth Proportional to 883,510.54, 1,219,212.30 and 539,921.60

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Solution

The fourth proportional to 883,510.54, 1,219,212.30 and 539,921.60 is: 745,072.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,510.54 : 1,219,212.30 = 539,921.60 : x
  2. Step 2: Convert to fraction form
    883,510.54/1,219,212.30 = 539,921.60/x
  3. Step 3: Cross multiply
    883,510.54x = 1,219,212.30 × 539,921.60
  4. Step 4: Simplify right side
    883,510.54x = 658,279,056,256.37
  5. Step 5: Solve for x
    x = 658,279,056,256.37/883,510.54
  6. Step 6: Final answer
    x = 745,072.11

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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.