Home / 691,570.80-1,037,356.20-629,569.35

Finding the Fourth Proportional to 691,570.80, 1,037,356.20 and 629,569.35

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Solution

The fourth proportional to 691,570.80, 1,037,356.20 and 629,569.35 is: 944,354.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,570.80 : 1,037,356.20 = 629,569.35 : x
  2. Step 2: Convert to fraction form
    691,570.80/1,037,356.20 = 629,569.35/x
  3. Step 3: Cross multiply
    691,570.80x = 1,037,356.20 × 629,569.35
  4. Step 4: Simplify right side
    691,570.80x = 653,087,668,552.47
  5. Step 5: Solve for x
    x = 653,087,668,552.47/691,570.80
  6. Step 6: Final answer
    x = 944,354.03

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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.