Home / 908,362.74-1,253,480.60-545,571.02

Finding the Fourth Proportional to 908,362.74, 1,253,480.60 and 545,571.02

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Solution

The fourth proportional to 908,362.74, 1,253,480.60 and 545,571.02 is: 752,851.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,362.74 : 1,253,480.60 = 545,571.02 : x
  2. Step 2: Convert to fraction form
    908,362.74/1,253,480.60 = 545,571.02/x
  3. Step 3: Cross multiply
    908,362.74x = 1,253,480.60 × 545,571.02
  4. Step 4: Simplify right side
    908,362.74x = 683,862,689,492.21
  5. Step 5: Solve for x
    x = 683,862,689,492.21/908,362.74
  6. Step 6: Final answer
    x = 752,851.98

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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.