Home / 544,919.56-817,378.62-170,971.72

Finding the Fourth Proportional to 544,919.56, 817,378.62 and 170,971.72

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Solution

The fourth proportional to 544,919.56, 817,378.62 and 170,971.72 is: 256,457.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,919.56 : 817,378.62 = 170,971.72 : x
  2. Step 2: Convert to fraction form
    544,919.56/817,378.62 = 170,971.72/x
  3. Step 3: Cross multiply
    544,919.56x = 817,378.62 × 170,971.72
  4. Step 4: Simplify right side
    544,919.56x = 139,748,628,552.63
  5. Step 5: Solve for x
    x = 139,748,628,552.63/544,919.56
  6. Step 6: Final answer
    x = 256,457.35

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Double scale
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Similar ratio
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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.