Home / 549,289.16-823,268.40-233,081.78

Finding the Fourth Proportional to 549,289.16, 823,268.40 and 233,081.78

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Solution

The fourth proportional to 549,289.16, 823,268.40 and 233,081.78 is: 349,340.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,289.16 : 823,268.40 = 233,081.78 : x
  2. Step 2: Convert to fraction form
    549,289.16/823,268.40 = 233,081.78/x
  3. Step 3: Cross multiply
    549,289.16x = 823,268.40 × 233,081.78
  4. Step 4: Simplify right side
    549,289.16x = 191,888,864,089.75
  5. Step 5: Solve for x
    x = 191,888,864,089.75/549,289.16
  6. Step 6: Final answer
    x = 349,340.34

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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.