Home / 816,393.24-1,126,587.66-453,816.36

Finding the Fourth Proportional to 816,393.24, 1,126,587.66 and 453,816.36

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Solution

The fourth proportional to 816,393.24, 1,126,587.66 and 453,816.36 is: 626,247.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,393.24 : 1,126,587.66 = 453,816.36 : x
  2. Step 2: Convert to fraction form
    816,393.24/1,126,587.66 = 453,816.36/x
  3. Step 3: Cross multiply
    816,393.24x = 1,126,587.66 × 453,816.36
  4. Step 4: Simplify right side
    816,393.24x = 511,263,911,082.12
  5. Step 5: Solve for x
    x = 511,263,911,082.12/816,393.24
  6. Step 6: Final answer
    x = 626,247.11

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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.