Home / 912,299.35-1,258,922.23-504,377.41

Finding the Fourth Proportional to 912,299.35, 1,258,922.23 and 504,377.41

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Solution

The fourth proportional to 912,299.35, 1,258,922.23 and 504,377.41 is: 696,012.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,299.35 : 1,258,922.23 = 504,377.41 : x
  2. Step 2: Convert to fraction form
    912,299.35/1,258,922.23 = 504,377.41/x
  3. Step 3: Cross multiply
    912,299.35x = 1,258,922.23 × 504,377.41
  4. Step 4: Simplify right side
    912,299.35x = 634,971,933,758.82
  5. Step 5: Solve for x
    x = 634,971,933,758.82/912,299.35
  6. Step 6: Final answer
    x = 696,012.70

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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.