Home / 883,561.41-1,219,242.83-496,355.76

Finding the Fourth Proportional to 883,561.41, 1,219,242.83 and 496,355.76

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Solution

The fourth proportional to 883,561.41, 1,219,242.83 and 496,355.76 is: 684,930.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,561.41 : 1,219,242.83 = 496,355.76 : x
  2. Step 2: Convert to fraction form
    883,561.41/1,219,242.83 = 496,355.76/x
  3. Step 3: Cross multiply
    883,561.41x = 1,219,242.83 × 496,355.76
  4. Step 4: Simplify right side
    883,561.41x = 605,178,199,027.42
  5. Step 5: Solve for x
    x = 605,178,199,027.42/883,561.41
  6. Step 6: Final answer
    x = 684,930.55

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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.