Home / 1,183,042.20-1,775,000.70-384,349.80

Finding the Fourth Proportional to 1,183,042.20, 1,775,000.70 and 384,349.80

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Solution

The fourth proportional to 1,183,042.20, 1,775,000.70 and 384,349.80 is: 576,666.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,042.20 : 1,775,000.70 = 384,349.80 : x
  2. Step 2: Convert to fraction form
    1,183,042.20/1,775,000.70 = 384,349.80/x
  3. Step 3: Cross multiply
    1,183,042.20x = 1,775,000.70 × 384,349.80
  4. Step 4: Simplify right side
    1,183,042.20x = 682,221,164,044.86
  5. Step 5: Solve for x
    x = 682,221,164,044.86/1,183,042.20
  6. Step 6: Final answer
    x = 576,666.80

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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.