Home / 979,413.01-1,351,589.96-549,693.14

Finding the Fourth Proportional to 979,413.01, 1,351,589.96 and 549,693.14

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Solution

The fourth proportional to 979,413.01, 1,351,589.96 and 549,693.14 is: 758,576.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,413.01 : 1,351,589.96 = 549,693.14 : x
  2. Step 2: Convert to fraction form
    979,413.01/1,351,589.96 = 549,693.14/x
  3. Step 3: Cross multiply
    979,413.01x = 1,351,589.96 × 549,693.14
  4. Step 4: Simplify right side
    979,413.01x = 742,959,723,721.16
  5. Step 5: Solve for x
    x = 742,959,723,721.16/979,413.01
  6. Step 6: Final answer
    x = 758,576.53

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Double scale
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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.