Home / 434,916.57-600,187.01-243,940.17

Finding the Fourth Proportional to 434,916.57, 600,187.01 and 243,940.17

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Solution

The fourth proportional to 434,916.57, 600,187.01 and 243,940.17 is: 336,638.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,916.57 : 600,187.01 = 243,940.17 : x
  2. Step 2: Convert to fraction form
    434,916.57/600,187.01 = 243,940.17/x
  3. Step 3: Cross multiply
    434,916.57x = 600,187.01 × 243,940.17
  4. Step 4: Simplify right side
    434,916.57x = 146,409,720,031.49
  5. Step 5: Solve for x
    x = 146,409,720,031.49/434,916.57
  6. Step 6: Final answer
    x = 336,638.63

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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.