Home / 330,829.80-496,244.70-294,088.20

Finding the Fourth Proportional to 330,829.80, 496,244.70 and 294,088.20

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Solution

The fourth proportional to 330,829.80, 496,244.70 and 294,088.20 is: 441,132.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,829.80 : 496,244.70 = 294,088.20 : x
  2. Step 2: Convert to fraction form
    330,829.80/496,244.70 = 294,088.20/x
  3. Step 3: Cross multiply
    330,829.80x = 496,244.70 × 294,088.20
  4. Step 4: Simplify right side
    330,829.80x = 145,939,710,582.54
  5. Step 5: Solve for x
    x = 145,939,710,582.54/330,829.80
  6. Step 6: Final answer
    x = 441,132.30

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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.