Home / 509,263.56-766,941.99-463,863.48

Finding the Fourth Proportional to 509,263.56, 766,941.99 and 463,863.48

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Solution

The fourth proportional to 509,263.56, 766,941.99 and 463,863.48 is: 698,570.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,263.56 : 766,941.99 = 463,863.48 : x
  2. Step 2: Convert to fraction form
    509,263.56/766,941.99 = 463,863.48/x
  3. Step 3: Cross multiply
    509,263.56x = 766,941.99 × 463,863.48
  4. Step 4: Simplify right side
    509,263.56x = 355,756,380,439.53
  5. Step 5: Solve for x
    x = 355,756,380,439.53/509,263.56
  6. Step 6: Final answer
    x = 698,570.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.