Home / 736,070.80-1,103,328.60-419,846.80

Finding the Fourth Proportional to 736,070.80, 1,103,328.60 and 419,846.80

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Solution

The fourth proportional to 736,070.80, 1,103,328.60 and 419,846.80 is: 629,326.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,070.80 : 1,103,328.60 = 419,846.80 : x
  2. Step 2: Convert to fraction form
    736,070.80/1,103,328.60 = 419,846.80/x
  3. Step 3: Cross multiply
    736,070.80x = 1,103,328.60 × 419,846.80
  4. Step 4: Simplify right side
    736,070.80x = 463,228,982,058.48
  5. Step 5: Solve for x
    x = 463,228,982,058.48/736,070.80
  6. Step 6: Final answer
    x = 629,326.67

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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.