Home / 526,769.98-788,603.85-326,446.54

Finding the Fourth Proportional to 526,769.98, 788,603.85 and 326,446.54

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Solution

The fourth proportional to 526,769.98, 788,603.85 and 326,446.54 is: 488,708.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,769.98 : 788,603.85 = 326,446.54 : x
  2. Step 2: Convert to fraction form
    526,769.98/788,603.85 = 326,446.54/x
  3. Step 3: Cross multiply
    526,769.98x = 788,603.85 × 326,446.54
  4. Step 4: Simplify right side
    526,769.98x = 257,436,998,263.18
  5. Step 5: Solve for x
    x = 257,436,998,263.18/526,769.98
  6. Step 6: Final answer
    x = 488,708.56

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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.