Home / 722,934.80-1,084,207.80-302,123.60

Finding the Fourth Proportional to 722,934.80, 1,084,207.80 and 302,123.60

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Solution

The fourth proportional to 722,934.80, 1,084,207.80 and 302,123.60 is: 453,104.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,934.80 : 1,084,207.80 = 302,123.60 : x
  2. Step 2: Convert to fraction form
    722,934.80/1,084,207.80 = 302,123.60/x
  3. Step 3: Cross multiply
    722,934.80x = 1,084,207.80 × 302,123.60
  4. Step 4: Simplify right side
    722,934.80x = 327,564,763,684.08
  5. Step 5: Solve for x
    x = 327,564,763,684.08/722,934.80
  6. Step 6: Final answer
    x = 453,104.16

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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.