Home / 1,235,683.60-1,853,525.40-394,320.40

Finding the Fourth Proportional to 1,235,683.60, 1,853,525.40 and 394,320.40

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Solution

The fourth proportional to 1,235,683.60, 1,853,525.40 and 394,320.40 is: 591,480.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,683.60 : 1,853,525.40 = 394,320.40 : x
  2. Step 2: Convert to fraction form
    1,235,683.60/1,853,525.40 = 394,320.40/x
  3. Step 3: Cross multiply
    1,235,683.60x = 1,853,525.40 × 394,320.40
  4. Step 4: Simplify right side
    1,235,683.60x = 730,882,877,138.16
  5. Step 5: Solve for x
    x = 730,882,877,138.16/1,235,683.60
  6. Step 6: Final answer
    x = 591,480.60

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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.