Home / 835,412.58-1,152,871.56-453,439.35

Finding the Fourth Proportional to 835,412.58, 1,152,871.56 and 453,439.35

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Solution

The fourth proportional to 835,412.58, 1,152,871.56 and 453,439.35 is: 625,747.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,412.58 : 1,152,871.56 = 453,439.35 : x
  2. Step 2: Convert to fraction form
    835,412.58/1,152,871.56 = 453,439.35/x
  3. Step 3: Cross multiply
    835,412.58x = 1,152,871.56 × 453,439.35
  4. Step 4: Simplify right side
    835,412.58x = 522,757,330,799.89
  5. Step 5: Solve for x
    x = 522,757,330,799.89/835,412.58
  6. Step 6: Final answer
    x = 625,747.50

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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.