Home / 746,720.70-1,030,413.33-424,356.90

Finding the Fourth Proportional to 746,720.70, 1,030,413.33 and 424,356.90

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Solution

The fourth proportional to 746,720.70, 1,030,413.33 and 424,356.90 is: 585,577.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,720.70 : 1,030,413.33 = 424,356.90 : x
  2. Step 2: Convert to fraction form
    746,720.70/1,030,413.33 = 424,356.90/x
  3. Step 3: Cross multiply
    746,720.70x = 1,030,413.33 × 424,356.90
  4. Step 4: Simplify right side
    746,720.70x = 437,263,006,437.48
  5. Step 5: Solve for x
    x = 437,263,006,437.48/746,720.70
  6. Step 6: Final answer
    x = 585,577.72

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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.