Home / 835,901.78-1,153,544.09-453,928.46

Finding the Fourth Proportional to 835,901.78, 1,153,544.09 and 453,928.46

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Solution

The fourth proportional to 835,901.78, 1,153,544.09 and 453,928.46 is: 626,421.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,901.78 : 1,153,544.09 = 453,928.46 : x
  2. Step 2: Convert to fraction form
    835,901.78/1,153,544.09 = 453,928.46/x
  3. Step 3: Cross multiply
    835,901.78x = 1,153,544.09 × 453,928.46
  4. Step 4: Simplify right side
    835,901.78x = 523,626,484,278.44
  5. Step 5: Solve for x
    x = 523,626,484,278.44/835,901.78
  6. Step 6: Final answer
    x = 626,421.07

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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.