Home / 633,868.32-874,739.52-347,399.04

Finding the Fourth Proportional to 633,868.32, 874,739.52 and 347,399.04

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Solution

The fourth proportional to 633,868.32, 874,739.52 and 347,399.04 is: 479,411.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,868.32 : 874,739.52 = 347,399.04 : x
  2. Step 2: Convert to fraction form
    633,868.32/874,739.52 = 347,399.04/x
  3. Step 3: Cross multiply
    633,868.32x = 874,739.52 × 347,399.04
  4. Step 4: Simplify right side
    633,868.32x = 303,883,669,498.06
  5. Step 5: Solve for x
    x = 303,883,669,498.06/633,868.32
  6. Step 6: Final answer
    x = 479,411.35

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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.