Home / 770,333.10-1,063,326.87-529,413.18

Finding the Fourth Proportional to 770,333.10, 1,063,326.87 and 529,413.18

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Solution

The fourth proportional to 770,333.10, 1,063,326.87 and 529,413.18 is: 730,773.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,333.10 : 1,063,326.87 = 529,413.18 : x
  2. Step 2: Convert to fraction form
    770,333.10/1,063,326.87 = 529,413.18/x
  3. Step 3: Cross multiply
    770,333.10x = 1,063,326.87 × 529,413.18
  4. Step 4: Simplify right side
    770,333.10x = 562,939,259,626.15
  5. Step 5: Solve for x
    x = 562,939,259,626.15/770,333.10
  6. Step 6: Final answer
    x = 730,773.82

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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.