Home / 637,505.73-879,777.26-351,036.07

Finding the Fourth Proportional to 637,505.73, 879,777.26 and 351,036.07

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Solution

The fourth proportional to 637,505.73, 879,777.26 and 351,036.07 is: 484,440.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,505.73 : 879,777.26 = 351,036.07 : x
  2. Step 2: Convert to fraction form
    637,505.73/879,777.26 = 351,036.07/x
  3. Step 3: Cross multiply
    637,505.73x = 879,777.26 × 351,036.07
  4. Step 4: Simplify right side
    637,505.73x = 308,833,551,825.77
  5. Step 5: Solve for x
    x = 308,833,551,825.77/637,505.73
  6. Step 6: Final answer
    x = 484,440.43

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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.