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Finding the Fourth Proportional to 296,810.48, 444,151.50 and 256,966.51

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Solution

The fourth proportional to 296,810.48, 444,151.50 and 256,966.51 is: 384,528.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,810.48 : 444,151.50 = 256,966.51 : x
  2. Step 2: Convert to fraction form
    296,810.48/444,151.50 = 256,966.51/x
  3. Step 3: Cross multiply
    296,810.48x = 444,151.50 × 256,966.51
  4. Step 4: Simplify right side
    296,810.48x = 114,132,060,866.27
  5. Step 5: Solve for x
    x = 114,132,060,866.27/296,810.48
  6. Step 6: Final answer
    x = 384,528.41

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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.