Home / 285,278.04-393,326.37-183,123.27

Finding the Fourth Proportional to 285,278.04, 393,326.37 and 183,123.27

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Solution

The fourth proportional to 285,278.04, 393,326.37 and 183,123.27 is: 252,480.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,278.04 : 393,326.37 = 183,123.27 : x
  2. Step 2: Convert to fraction form
    285,278.04/393,326.37 = 183,123.27/x
  3. Step 3: Cross multiply
    285,278.04x = 393,326.37 × 183,123.27
  4. Step 4: Simplify right side
    285,278.04x = 72,027,211,051.63
  5. Step 5: Solve for x
    x = 72,027,211,051.63/285,278.04
  6. Step 6: Final answer
    x = 252,480.74

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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.