Home / 835,772.32-1,153,333.47-453,790.36

Finding the Fourth Proportional to 835,772.32, 1,153,333.47 and 453,790.36

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Solution

The fourth proportional to 835,772.32, 1,153,333.47 and 453,790.36 is: 626,213.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,772.32 : 1,153,333.47 = 453,790.36 : x
  2. Step 2: Convert to fraction form
    835,772.32/1,153,333.47 = 453,790.36/x
  3. Step 3: Cross multiply
    835,772.32x = 1,153,333.47 × 453,790.36
  4. Step 4: Simplify right side
    835,772.32x = 523,371,611,142.16
  5. Step 5: Solve for x
    x = 523,371,611,142.16/835,772.32
  6. Step 6: Final answer
    x = 626,213.14

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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.