Home / 467,667.55-645,234.15-286,190.29

Finding the Fourth Proportional to 467,667.55, 645,234.15 and 286,190.29

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Solution

The fourth proportional to 467,667.55, 645,234.15 and 286,190.29 is: 394,852.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,667.55 : 645,234.15 = 286,190.29 : x
  2. Step 2: Convert to fraction form
    467,667.55/645,234.15 = 286,190.29/x
  3. Step 3: Cross multiply
    467,667.55x = 645,234.15 × 286,190.29
  4. Step 4: Simplify right side
    467,667.55x = 184,659,748,506.40
  5. Step 5: Solve for x
    x = 184,659,748,506.40/467,667.55
  6. Step 6: Final answer
    x = 394,852.60

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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.