Home / 591,038.20-885,974.10-291,273.40

Finding the Fourth Proportional to 591,038.20, 885,974.10 and 291,273.40

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Solution

The fourth proportional to 591,038.20, 885,974.10 and 291,273.40 is: 436,622.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,038.20 : 885,974.10 = 291,273.40 : x
  2. Step 2: Convert to fraction form
    591,038.20/885,974.10 = 291,273.40/x
  3. Step 3: Cross multiply
    591,038.20x = 885,974.10 × 291,273.40
  4. Step 4: Simplify right side
    591,038.20x = 258,060,688,418.94
  5. Step 5: Solve for x
    x = 258,060,688,418.94/591,038.20
  6. Step 6: Final answer
    x = 436,622.69

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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.