Home / 945,458-1,417,391.52-439,762.04

Finding the Fourth Proportional to 945,458, 1,417,391.52 and 439,762.04

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Solution

The fourth proportional to 945,458, 1,417,391.52 and 439,762.04 is: 659,273.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,458 : 1,417,391.52 = 439,762.04 : x
  2. Step 2: Convert to fraction form
    945,458/1,417,391.52 = 439,762.04/x
  3. Step 3: Cross multiply
    945,458x = 1,417,391.52 × 439,762.04
  4. Step 4: Simplify right side
    945,458x = 623,314,986,313.90
  5. Step 5: Solve for x
    x = 623,314,986,313.90/945,458
  6. Step 6: Final answer
    x = 659,273.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.