Home / 654,246.92-980,788.76-254,795.40

Finding the Fourth Proportional to 654,246.92, 980,788.76 and 254,795.40

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Solution

The fourth proportional to 654,246.92, 980,788.76 and 254,795.40 is: 381,966.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,246.92 : 980,788.76 = 254,795.40 : x
  2. Step 2: Convert to fraction form
    654,246.92/980,788.76 = 254,795.40/x
  3. Step 3: Cross multiply
    654,246.92x = 980,788.76 × 254,795.40
  4. Step 4: Simplify right side
    654,246.92x = 249,900,464,419.70
  5. Step 5: Solve for x
    x = 249,900,464,419.70/654,246.92
  6. Step 6: Final answer
    x = 381,966.59

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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.