Home / 758,543.67-1,047,039.73-603,778.85

Finding the Fourth Proportional to 758,543.67, 1,047,039.73 and 603,778.85

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Solution

The fourth proportional to 758,543.67, 1,047,039.73 and 603,778.85 is: 833,413.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,543.67 : 1,047,039.73 = 603,778.85 : x
  2. Step 2: Convert to fraction form
    758,543.67/1,047,039.73 = 603,778.85/x
  3. Step 3: Cross multiply
    758,543.67x = 1,047,039.73 × 603,778.85
  4. Step 4: Simplify right side
    758,543.67x = 632,180,441,265.46
  5. Step 5: Solve for x
    x = 632,180,441,265.46/758,543.67
  6. Step 6: Final answer
    x = 833,413.38

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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.