Home / 746,572.91-1,030,358.09-424,331.45

Finding the Fourth Proportional to 746,572.91, 1,030,358.09 and 424,331.45

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Solution

The fourth proportional to 746,572.91, 1,030,358.09 and 424,331.45 is: 585,627.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,572.91 : 1,030,358.09 = 424,331.45 : x
  2. Step 2: Convert to fraction form
    746,572.91/1,030,358.09 = 424,331.45/x
  3. Step 3: Cross multiply
    746,572.91x = 1,030,358.09 × 424,331.45
  4. Step 4: Simplify right side
    746,572.91x = 437,213,339,734.95
  5. Step 5: Solve for x
    x = 437,213,339,734.95/746,572.91
  6. Step 6: Final answer
    x = 585,627.11

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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.