Home / 835,712.57-1,153,283.31-453,739.40

Finding the Fourth Proportional to 835,712.57, 1,153,283.31 and 453,739.40

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Solution

The fourth proportional to 835,712.57, 1,153,283.31 and 453,739.40 is: 626,160.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,712.57 : 1,153,283.31 = 453,739.40 : x
  2. Step 2: Convert to fraction form
    835,712.57/1,153,283.31 = 453,739.40/x
  3. Step 3: Cross multiply
    835,712.57x = 1,153,283.31 × 453,739.40
  4. Step 4: Simplify right side
    835,712.57x = 523,290,077,109.41
  5. Step 5: Solve for x
    x = 523,290,077,109.41/835,712.57
  6. Step 6: Final answer
    x = 626,160.35

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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.