Home / 693,566.40-1,040,349.60-506,942.40

Finding the Fourth Proportional to 693,566.40, 1,040,349.60 and 506,942.40

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Solution

The fourth proportional to 693,566.40, 1,040,349.60 and 506,942.40 is: 760,413.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,566.40 : 1,040,349.60 = 506,942.40 : x
  2. Step 2: Convert to fraction form
    693,566.40/1,040,349.60 = 506,942.40/x
  3. Step 3: Cross multiply
    693,566.40x = 1,040,349.60 × 506,942.40
  4. Step 4: Simplify right side
    693,566.40x = 527,397,323,063.04
  5. Step 5: Solve for x
    x = 527,397,323,063.04/693,566.40
  6. Step 6: Final answer
    x = 760,413.60

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Similar ratio
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1.5x scale

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.