Home / 653,166.12-980,050.50-298,288.92

Finding the Fourth Proportional to 653,166.12, 980,050.50 and 298,288.92

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Solution

The fourth proportional to 653,166.12, 980,050.50 and 298,288.92 is: 447,570.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,166.12 : 980,050.50 = 298,288.92 : x
  2. Step 2: Convert to fraction form
    653,166.12/980,050.50 = 298,288.92/x
  3. Step 3: Cross multiply
    653,166.12x = 980,050.50 × 298,288.92
  4. Step 4: Simplify right side
    653,166.12x = 292,338,205,190.46
  5. Step 5: Solve for x
    x = 292,338,205,190.46/653,166.12
  6. Step 6: Final answer
    x = 447,570.99

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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.