Home / 950,887.35-1,312,218.50-521,194.23

Finding the Fourth Proportional to 950,887.35, 1,312,218.50 and 521,194.23

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Solution

The fourth proportional to 950,887.35, 1,312,218.50 and 521,194.23 is: 719,244.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,887.35 : 1,312,218.50 = 521,194.23 : x
  2. Step 2: Convert to fraction form
    950,887.35/1,312,218.50 = 521,194.23/x
  3. Step 3: Cross multiply
    950,887.35x = 1,312,218.50 × 521,194.23
  4. Step 4: Simplify right side
    950,887.35x = 683,920,708,093.28
  5. Step 5: Solve for x
    x = 683,920,708,093.28/950,887.35
  6. Step 6: Final answer
    x = 719,244.72

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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.