Home / 571,027.40-856,541.10-176,992.20

Finding the Fourth Proportional to 571,027.40, 856,541.10 and 176,992.20

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Solution

The fourth proportional to 571,027.40, 856,541.10 and 176,992.20 is: 265,488.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,027.40 : 856,541.10 = 176,992.20 : x
  2. Step 2: Convert to fraction form
    571,027.40/856,541.10 = 176,992.20/x
  3. Step 3: Cross multiply
    571,027.40x = 856,541.10 × 176,992.20
  4. Step 4: Simplify right side
    571,027.40x = 151,601,093,679.42
  5. Step 5: Solve for x
    x = 151,601,093,679.42/571,027.40
  6. Step 6: Final answer
    x = 265,488.30

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Half scale
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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.