Home / 863,808.87-1,191,413.70-634,294.16

Finding the Fourth Proportional to 863,808.87, 1,191,413.70 and 634,294.16

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Solution

The fourth proportional to 863,808.87, 1,191,413.70 and 634,294.16 is: 874,854.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,808.87 : 1,191,413.70 = 634,294.16 : x
  2. Step 2: Convert to fraction form
    863,808.87/1,191,413.70 = 634,294.16/x
  3. Step 3: Cross multiply
    863,808.87x = 1,191,413.70 × 634,294.16
  4. Step 4: Simplify right side
    863,808.87x = 755,706,746,096.92
  5. Step 5: Solve for x
    x = 755,706,746,096.92/863,808.87
  6. Step 6: Final answer
    x = 874,854.12

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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.