Home / 883,660.19-1,219,376.16-496,445.23

Finding the Fourth Proportional to 883,660.19, 1,219,376.16 and 496,445.23

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Solution

The fourth proportional to 883,660.19, 1,219,376.16 and 496,445.23 is: 685,052.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,660.19 : 1,219,376.16 = 496,445.23 : x
  2. Step 2: Convert to fraction form
    883,660.19/1,219,376.16 = 496,445.23/x
  3. Step 3: Cross multiply
    883,660.19x = 1,219,376.16 × 496,445.23
  4. Step 4: Simplify right side
    883,660.19x = 605,353,479,731.94
  5. Step 5: Solve for x
    x = 605,353,479,731.94/883,660.19
  6. Step 6: Final answer
    x = 685,052.34

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Double scale
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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.