Home / 835,409.90-1,152,866.98-453,436.84

Finding the Fourth Proportional to 835,409.90, 1,152,866.98 and 453,436.84

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Solution

The fourth proportional to 835,409.90, 1,152,866.98 and 453,436.84 is: 625,743.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,409.90 : 1,152,866.98 = 453,436.84 : x
  2. Step 2: Convert to fraction form
    835,409.90/1,152,866.98 = 453,436.84/x
  3. Step 3: Cross multiply
    835,409.90x = 1,152,866.98 × 453,436.84
  4. Step 4: Simplify right side
    835,409.90x = 522,752,360,351.54
  5. Step 5: Solve for x
    x = 522,752,360,351.54/835,409.90
  6. Step 6: Final answer
    x = 625,743.55

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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.