Home / 898,627.23-1,240,265.76-531,089.36

Finding the Fourth Proportional to 898,627.23, 1,240,265.76 and 531,089.36

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Solution

The fourth proportional to 898,627.23, 1,240,265.76 and 531,089.36 is: 732,997.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,627.23 : 1,240,265.76 = 531,089.36 : x
  2. Step 2: Convert to fraction form
    898,627.23/1,240,265.76 = 531,089.36/x
  3. Step 3: Cross multiply
    898,627.23x = 1,240,265.76 × 531,089.36
  4. Step 4: Simplify right side
    898,627.23x = 658,691,945,166.40
  5. Step 5: Solve for x
    x = 658,691,945,166.40/898,627.23
  6. Step 6: Final answer
    x = 732,997.98

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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.