Home / 945,460.50-1,417,395.27-439,764.54

Finding the Fourth Proportional to 945,460.50, 1,417,395.27 and 439,764.54

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Solution

The fourth proportional to 945,460.50, 1,417,395.27 and 439,764.54 is: 659,276.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,460.50 : 1,417,395.27 = 439,764.54 : x
  2. Step 2: Convert to fraction form
    945,460.50/1,417,395.27 = 439,764.54/x
  3. Step 3: Cross multiply
    945,460.50x = 1,417,395.27 × 439,764.54
  4. Step 4: Simplify right side
    945,460.50x = 623,320,178,909.73
  5. Step 5: Solve for x
    x = 623,320,178,909.73/945,460.50
  6. Step 6: Final answer
    x = 659,276.81

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1.5x scale

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.