Home / 913,604.18-1,260,483.94-531,557.16

Finding the Fourth Proportional to 913,604.18, 1,260,483.94 and 531,557.16

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Solution

The fourth proportional to 913,604.18, 1,260,483.94 and 531,557.16 is: 733,380.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,604.18 : 1,260,483.94 = 531,557.16 : x
  2. Step 2: Convert to fraction form
    913,604.18/1,260,483.94 = 531,557.16/x
  3. Step 3: Cross multiply
    913,604.18x = 1,260,483.94 × 531,557.16
  4. Step 4: Simplify right side
    913,604.18x = 670,019,263,372.01
  5. Step 5: Solve for x
    x = 670,019,263,372.01/913,604.18
  6. Step 6: Final answer
    x = 733,380.25

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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.