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Finding the Fourth Proportional to 302,014.20, 453,312.90 and 183,916.20

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Solution

The fourth proportional to 302,014.20, 453,312.90 and 183,916.20 is: 276,051.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,014.20 : 453,312.90 = 183,916.20 : x
  2. Step 2: Convert to fraction form
    302,014.20/453,312.90 = 183,916.20/x
  3. Step 3: Cross multiply
    302,014.20x = 453,312.90 × 183,916.20
  4. Step 4: Simplify right side
    302,014.20x = 83,371,585,978.98
  5. Step 5: Solve for x
    x = 83,371,585,978.98/302,014.20
  6. Step 6: Final answer
    x = 276,051.87

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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.