Home / 464,220.13-696,330.20-306,411.67

Finding the Fourth Proportional to 464,220.13, 696,330.20 and 306,411.67

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Solution

The fourth proportional to 464,220.13, 696,330.20 and 306,411.67 is: 459,617.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,220.13 : 696,330.20 = 306,411.67 : x
  2. Step 2: Convert to fraction form
    464,220.13/696,330.20 = 306,411.67/x
  3. Step 3: Cross multiply
    464,220.13x = 696,330.20 × 306,411.67
  4. Step 4: Simplify right side
    464,220.13x = 213,363,697,921.38
  5. Step 5: Solve for x
    x = 213,363,697,921.38/464,220.13
  6. Step 6: Final answer
    x = 459,617.51

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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.