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Finding the Fourth Proportional to 531,099.75, 796,082.35 and 302,904.07

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Solution

The fourth proportional to 531,099.75, 796,082.35 and 302,904.07 is: 454,032.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,099.75 : 796,082.35 = 302,904.07 : x
  2. Step 2: Convert to fraction form
    531,099.75/796,082.35 = 302,904.07/x
  3. Step 3: Cross multiply
    531,099.75x = 796,082.35 × 302,904.07
  4. Step 4: Simplify right side
    531,099.75x = 241,136,581,143.19
  5. Step 5: Solve for x
    x = 241,136,581,143.19/531,099.75
  6. Step 6: Final answer
    x = 454,032.57

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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.