Home / 548,867.40-823,365.10-174,928.20

Finding the Fourth Proportional to 548,867.40, 823,365.10 and 174,928.20

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Solution

The fourth proportional to 548,867.40, 823,365.10 and 174,928.20 is: 262,412.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,867.40 : 823,365.10 = 174,928.20 : x
  2. Step 2: Convert to fraction form
    548,867.40/823,365.10 = 174,928.20/x
  3. Step 3: Cross multiply
    548,867.40x = 823,365.10 × 174,928.20
  4. Step 4: Simplify right side
    548,867.40x = 144,029,774,885.82
  5. Step 5: Solve for x
    x = 144,029,774,885.82/548,867.40
  6. Step 6: Final answer
    x = 262,412.70

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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.