Home / 377,010.16-520,281.12-207,244.24

Finding the Fourth Proportional to 377,010.16, 520,281.12 and 207,244.24

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Solution

The fourth proportional to 377,010.16, 520,281.12 and 207,244.24 is: 286,000.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,010.16 : 520,281.12 = 207,244.24 : x
  2. Step 2: Convert to fraction form
    377,010.16/520,281.12 = 207,244.24/x
  3. Step 3: Cross multiply
    377,010.16x = 520,281.12 × 207,244.24
  4. Step 4: Simplify right side
    377,010.16x = 107,825,265,300.75
  5. Step 5: Solve for x
    x = 107,825,265,300.75/377,010.16
  6. Step 6: Final answer
    x = 286,000.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.