Home / 963,413.60-1,445,120.40-607,272.80

Finding the Fourth Proportional to 963,413.60, 1,445,120.40 and 607,272.80

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Solution

The fourth proportional to 963,413.60, 1,445,120.40 and 607,272.80 is: 910,909.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,413.60 : 1,445,120.40 = 607,272.80 : x
  2. Step 2: Convert to fraction form
    963,413.60/1,445,120.40 = 607,272.80/x
  3. Step 3: Cross multiply
    963,413.60x = 1,445,120.40 × 607,272.80
  4. Step 4: Simplify right side
    963,413.60x = 877,582,311,645.12
  5. Step 5: Solve for x
    x = 877,582,311,645.12/963,413.60
  6. Step 6: Final answer
    x = 910,909.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.