Home / 382,312.08-527,736.96-254,941.20

Finding the Fourth Proportional to 382,312.08, 527,736.96 and 254,941.20

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Solution

The fourth proportional to 382,312.08, 527,736.96 and 254,941.20 is: 351,916.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,312.08 : 527,736.96 = 254,941.20 : x
  2. Step 2: Convert to fraction form
    382,312.08/527,736.96 = 254,941.20/x
  3. Step 3: Cross multiply
    382,312.08x = 527,736.96 × 254,941.20
  4. Step 4: Simplify right side
    382,312.08x = 134,541,893,866.75
  5. Step 5: Solve for x
    x = 134,541,893,866.75/382,312.08
  6. Step 6: Final answer
    x = 351,916.41

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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.