Home / 289,024.90-433,537.35-259,573.30

Finding the Fourth Proportional to 289,024.90, 433,537.35 and 259,573.30

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Solution

The fourth proportional to 289,024.90, 433,537.35 and 259,573.30 is: 389,359.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,024.90 : 433,537.35 = 259,573.30 : x
  2. Step 2: Convert to fraction form
    289,024.90/433,537.35 = 259,573.30/x
  3. Step 3: Cross multiply
    289,024.90x = 433,537.35 × 259,573.30
  4. Step 4: Simplify right side
    289,024.90x = 112,534,720,612.76
  5. Step 5: Solve for x
    x = 112,534,720,612.76/289,024.90
  6. Step 6: Final answer
    x = 389,359.95

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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.