Home / 837,535.75-1,256,311.01-238,496.40

Finding the Fourth Proportional to 837,535.75, 1,256,311.01 and 238,496.40

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Solution

The fourth proportional to 837,535.75, 1,256,311.01 and 238,496.40 is: 357,746.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,535.75 : 1,256,311.01 = 238,496.40 : x
  2. Step 2: Convert to fraction form
    837,535.75/1,256,311.01 = 238,496.40/x
  3. Step 3: Cross multiply
    837,535.75x = 1,256,311.01 × 238,496.40
  4. Step 4: Simplify right side
    837,535.75x = 299,625,653,761.61
  5. Step 5: Solve for x
    x = 299,625,653,761.61/837,535.75
  6. Step 6: Final answer
    x = 357,746.70

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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.