Home / 1,255,606.80-1,883,525.40-414,160.40

Finding the Fourth Proportional to 1,255,606.80, 1,883,525.40 and 414,160.40

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Solution

The fourth proportional to 1,255,606.80, 1,883,525.40 and 414,160.40 is: 621,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,606.80 : 1,883,525.40 = 414,160.40 : x
  2. Step 2: Convert to fraction form
    1,255,606.80/1,883,525.40 = 414,160.40/x
  3. Step 3: Cross multiply
    1,255,606.80x = 1,883,525.40 × 414,160.40
  4. Step 4: Simplify right side
    1,255,606.80x = 780,081,633,074.16
  5. Step 5: Solve for x
    x = 780,081,633,074.16/1,255,606.80
  6. Step 6: Final answer
    x = 621,278.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.