Home / 285,279.04-393,327.75-183,124.27

Finding the Fourth Proportional to 285,279.04, 393,327.75 and 183,124.27

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Solution

The fourth proportional to 285,279.04, 393,327.75 and 183,124.27 is: 252,482.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,279.04 : 393,327.75 = 183,124.27 : x
  2. Step 2: Convert to fraction form
    285,279.04/393,327.75 = 183,124.27/x
  3. Step 3: Cross multiply
    285,279.04x = 393,327.75 × 183,124.27
  4. Step 4: Simplify right side
    285,279.04x = 72,027,857,089.49
  5. Step 5: Solve for x
    x = 72,027,857,089.49/285,279.04
  6. Step 6: Final answer
    x = 252,482.12

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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.