Home / 950,938.35-1,312,292.16-521,217.15

Finding the Fourth Proportional to 950,938.35, 1,312,292.16 and 521,217.15

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Solution

The fourth proportional to 950,938.35, 1,312,292.16 and 521,217.15 is: 719,278.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,938.35 : 1,312,292.16 = 521,217.15 : x
  2. Step 2: Convert to fraction form
    950,938.35/1,312,292.16 = 521,217.15/x
  3. Step 3: Cross multiply
    950,938.35x = 1,312,292.16 × 521,217.15
  4. Step 4: Simplify right side
    950,938.35x = 683,989,179,602.54
  5. Step 5: Solve for x
    x = 683,989,179,602.54/950,938.35
  6. Step 6: Final answer
    x = 719,278.15

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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.