Home / 437,259.12-603,436.24-243,667.04

Finding the Fourth Proportional to 437,259.12, 603,436.24 and 243,667.04

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Solution

The fourth proportional to 437,259.12, 603,436.24 and 243,667.04 is: 336,270.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,259.12 : 603,436.24 = 243,667.04 : x
  2. Step 2: Convert to fraction form
    437,259.12/603,436.24 = 243,667.04/x
  3. Step 3: Cross multiply
    437,259.12x = 603,436.24 × 243,667.04
  4. Step 4: Simplify right side
    437,259.12x = 147,037,522,429.53
  5. Step 5: Solve for x
    x = 147,037,522,429.53/437,259.12
  6. Step 6: Final answer
    x = 336,270.91

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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.