Home / 526,260.19-788,799.39-260,207.59

Finding the Fourth Proportional to 526,260.19, 788,799.39 and 260,207.59

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Solution

The fourth proportional to 526,260.19, 788,799.39 and 260,207.59 is: 390,019.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,260.19 : 788,799.39 = 260,207.59 : x
  2. Step 2: Convert to fraction form
    526,260.19/788,799.39 = 260,207.59/x
  3. Step 3: Cross multiply
    526,260.19x = 788,799.39 × 260,207.59
  4. Step 4: Simplify right side
    526,260.19x = 205,251,588,265.37
  5. Step 5: Solve for x
    x = 205,251,588,265.37/526,260.19
  6. Step 6: Final answer
    x = 390,019.22

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1.5x scale

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.