Home / 377,852.01-521,436.23-205,770.27

Finding the Fourth Proportional to 377,852.01, 521,436.23 and 205,770.27

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Solution

The fourth proportional to 377,852.01, 521,436.23 and 205,770.27 is: 283,963.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,852.01 : 521,436.23 = 205,770.27 : x
  2. Step 2: Convert to fraction form
    377,852.01/521,436.23 = 205,770.27/x
  3. Step 3: Cross multiply
    377,852.01x = 521,436.23 × 205,770.27
  4. Step 4: Simplify right side
    377,852.01x = 107,296,076,690.51
  5. Step 5: Solve for x
    x = 107,296,076,690.51/377,852.01
  6. Step 6: Final answer
    x = 283,963.23

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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.