Home / 908,209.14-1,253,328.69-526,457.46

Finding the Fourth Proportional to 908,209.14, 1,253,328.69 and 526,457.46

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Solution

The fourth proportional to 908,209.14, 1,253,328.69 and 526,457.46 is: 726,511.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,209.14 : 1,253,328.69 = 526,457.46 : x
  2. Step 2: Convert to fraction form
    908,209.14/1,253,328.69 = 526,457.46/x
  3. Step 3: Cross multiply
    908,209.14x = 1,253,328.69 × 526,457.46
  4. Step 4: Simplify right side
    908,209.14x = 659,824,238,682.53
  5. Step 5: Solve for x
    x = 659,824,238,682.53/908,209.14
  6. Step 6: Final answer
    x = 726,511.34

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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.