Home / 630,096.28-869,554.68-358,175.56

Finding the Fourth Proportional to 630,096.28, 869,554.68 and 358,175.56

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Solution

The fourth proportional to 630,096.28, 869,554.68 and 358,175.56 is: 494,294.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,096.28 : 869,554.68 = 358,175.56 : x
  2. Step 2: Convert to fraction form
    630,096.28/869,554.68 = 358,175.56/x
  3. Step 3: Cross multiply
    630,096.28x = 869,554.68 × 358,175.56
  4. Step 4: Simplify right side
    630,096.28x = 311,453,234,459.62
  5. Step 5: Solve for x
    x = 311,453,234,459.62/630,096.28
  6. Step 6: Final answer
    x = 494,294.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.