Home / 763,791.04-1,054,077.04-424,256.88

Finding the Fourth Proportional to 763,791.04, 1,054,077.04 and 424,256.88

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Solution

The fourth proportional to 763,791.04, 1,054,077.04 and 424,256.88 is: 585,499.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,791.04 : 1,054,077.04 = 424,256.88 : x
  2. Step 2: Convert to fraction form
    763,791.04/1,054,077.04 = 424,256.88/x
  3. Step 3: Cross multiply
    763,791.04x = 1,054,077.04 × 424,256.88
  4. Step 4: Simplify right side
    763,791.04x = 447,199,436,270.04
  5. Step 5: Solve for x
    x = 447,199,436,270.04/763,791.04
  6. Step 6: Final answer
    x = 585,499.72

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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.