Home / 950,344.98-1,311,420.96-520,550.28

Finding the Fourth Proportional to 950,344.98, 1,311,420.96 and 520,550.28

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Solution

The fourth proportional to 950,344.98, 1,311,420.96 and 520,550.28 is: 718,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,344.98 : 1,311,420.96 = 520,550.28 : x
  2. Step 2: Convert to fraction form
    950,344.98/1,311,420.96 = 520,550.28/x
  3. Step 3: Cross multiply
    950,344.98x = 1,311,420.96 × 520,550.28
  4. Step 4: Simplify right side
    950,344.98x = 682,660,547,925.87
  5. Step 5: Solve for x
    x = 682,660,547,925.87/950,344.98
  6. Step 6: Final answer
    x = 718,329.20

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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.