Home / 908,051.69-1,253,111.28-526,299.91

Finding the Fourth Proportional to 908,051.69, 1,253,111.28 and 526,299.91

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Solution

The fourth proportional to 908,051.69, 1,253,111.28 and 526,299.91 is: 726,293.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,051.69 : 1,253,111.28 = 526,299.91 : x
  2. Step 2: Convert to fraction form
    908,051.69/1,253,111.28 = 526,299.91/x
  3. Step 3: Cross multiply
    908,051.69x = 1,253,111.28 × 526,299.91
  4. Step 4: Simplify right side
    908,051.69x = 659,512,348,777.58
  5. Step 5: Solve for x
    x = 659,512,348,777.58/908,051.69
  6. Step 6: Final answer
    x = 726,293.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.