Home / 656,346.84-984,126.06-256,511.16

Finding the Fourth Proportional to 656,346.84, 984,126.06 and 256,511.16

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Solution

The fourth proportional to 656,346.84, 984,126.06 and 256,511.16 is: 384,612.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,346.84 : 984,126.06 = 256,511.16 : x
  2. Step 2: Convert to fraction form
    656,346.84/984,126.06 = 256,511.16/x
  3. Step 3: Cross multiply
    656,346.84x = 984,126.06 × 256,511.16
  4. Step 4: Simplify right side
    656,346.84x = 252,439,317,236.83
  5. Step 5: Solve for x
    x = 252,439,317,236.83/656,346.84
  6. Step 6: Final answer
    x = 384,612.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.