Home / 528,054.13-791,731.23-191,050.93

Finding the Fourth Proportional to 528,054.13, 791,731.23 and 191,050.93

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Solution

The fourth proportional to 528,054.13, 791,731.23 and 191,050.93 is: 286,449.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,054.13 : 791,731.23 = 191,050.93 : x
  2. Step 2: Convert to fraction form
    528,054.13/791,731.23 = 191,050.93/x
  3. Step 3: Cross multiply
    528,054.13x = 791,731.23 × 191,050.93
  4. Step 4: Simplify right side
    528,054.13x = 151,260,987,801.54
  5. Step 5: Solve for x
    x = 151,260,987,801.54/528,054.13
  6. Step 6: Final answer
    x = 286,449.78

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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.