Home / 413,916.24-623,640.24-373,981.64

Finding the Fourth Proportional to 413,916.24, 623,640.24 and 373,981.64

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Solution

The fourth proportional to 413,916.24, 623,640.24 and 373,981.64 is: 563,471.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,916.24 : 623,640.24 = 373,981.64 : x
  2. Step 2: Convert to fraction form
    413,916.24/623,640.24 = 373,981.64/x
  3. Step 3: Cross multiply
    413,916.24x = 623,640.24 × 373,981.64
  4. Step 4: Simplify right side
    413,916.24x = 233,229,999,725.19
  5. Step 5: Solve for x
    x = 233,229,999,725.19/413,916.24
  6. Step 6: Final answer
    x = 563,471.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.