Home / 723,609.60-1,085,466.24-191,125.32

Finding the Fourth Proportional to 723,609.60, 1,085,466.24 and 191,125.32

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Solution

The fourth proportional to 723,609.60, 1,085,466.24 and 191,125.32 is: 286,701.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,609.60 : 1,085,466.24 = 191,125.32 : x
  2. Step 2: Convert to fraction form
    723,609.60/1,085,466.24 = 191,125.32/x
  3. Step 3: Cross multiply
    723,609.60x = 1,085,466.24 × 191,125.32
  4. Step 4: Simplify right side
    723,609.60x = 207,460,082,469.20
  5. Step 5: Solve for x
    x = 207,460,082,469.20/723,609.60
  6. Step 6: Final answer
    x = 286,701.67

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Double scale
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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.