Home / 835,647.57-1,153,193.65-453,674.36

Finding the Fourth Proportional to 835,647.57, 1,153,193.65 and 453,674.36

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Solution

The fourth proportional to 835,647.57, 1,153,193.65 and 453,674.36 is: 626,070.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,647.57 : 1,153,193.65 = 453,674.36 : x
  2. Step 2: Convert to fraction form
    835,647.57/1,153,193.65 = 453,674.36/x
  3. Step 3: Cross multiply
    835,647.57x = 1,153,193.65 × 453,674.36
  4. Step 4: Simplify right side
    835,647.57x = 523,174,386,993.17
  5. Step 5: Solve for x
    x = 523,174,386,993.17/835,647.57
  6. Step 6: Final answer
    x = 626,070.61

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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.