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Finding the Fourth Proportional to 424,999.84, 586,514.32 and 234,026.40

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Solution

The fourth proportional to 424,999.84, 586,514.32 and 234,026.40 is: 322,964.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,999.84 : 586,514.32 = 234,026.40 : x
  2. Step 2: Convert to fraction form
    424,999.84/586,514.32 = 234,026.40/x
  3. Step 3: Cross multiply
    424,999.84x = 586,514.32 × 234,026.40
  4. Step 4: Simplify right side
    424,999.84x = 137,259,834,858.05
  5. Step 5: Solve for x
    x = 137,259,834,858.05/424,999.84
  6. Step 6: Final answer
    x = 322,964.44

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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.