Home / 835,512.62-1,153,028.32-453,539.40

Finding the Fourth Proportional to 835,512.62, 1,153,028.32 and 453,539.40

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Solution

The fourth proportional to 835,512.62, 1,153,028.32 and 453,539.40 is: 625,895.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,512.62 : 1,153,028.32 = 453,539.40 : x
  2. Step 2: Convert to fraction form
    835,512.62/1,153,028.32 = 453,539.40/x
  3. Step 3: Cross multiply
    835,512.62x = 1,153,028.32 × 453,539.40
  4. Step 4: Simplify right side
    835,512.62x = 522,943,772,435.81
  5. Step 5: Solve for x
    x = 522,943,772,435.81/835,512.62
  6. Step 6: Final answer
    x = 625,895.72

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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.