Home / 892,143.01-1,231,158.56-484,244.93

Finding the Fourth Proportional to 892,143.01, 1,231,158.56 and 484,244.93

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Solution

The fourth proportional to 892,143.01, 1,231,158.56 and 484,244.93 is: 668,258.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,143.01 : 1,231,158.56 = 484,244.93 : x
  2. Step 2: Convert to fraction form
    892,143.01/1,231,158.56 = 484,244.93/x
  3. Step 3: Cross multiply
    892,143.01x = 1,231,158.56 × 484,244.93
  4. Step 4: Simplify right side
    892,143.01x = 596,182,291,362.77
  5. Step 5: Solve for x
    x = 596,182,291,362.77/892,143.01
  6. Step 6: Final answer
    x = 668,258.66

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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.