Home / 549,013.64-823,586.90-193,955.00

Finding the Fourth Proportional to 549,013.64, 823,586.90 and 193,955.00

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Solution

The fourth proportional to 549,013.64, 823,586.90 and 193,955.00 is: 290,955.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,013.64 : 823,586.90 = 193,955.00 : x
  2. Step 2: Convert to fraction form
    549,013.64/823,586.90 = 193,955.00/x
  3. Step 3: Cross multiply
    549,013.64x = 823,586.90 × 193,955.00
  4. Step 4: Simplify right side
    549,013.64x = 159,738,792,101.79
  5. Step 5: Solve for x
    x = 159,738,792,101.79/549,013.64
  6. Step 6: Final answer
    x = 290,955.97

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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.