Home / 1,346,163.42-2,019,262.70-447,605.16

Finding the Fourth Proportional to 1,346,163.42, 2,019,262.70 and 447,605.16

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Solution

The fourth proportional to 1,346,163.42, 2,019,262.70 and 447,605.16 is: 671,413.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,163.42 : 2,019,262.70 = 447,605.16 : x
  2. Step 2: Convert to fraction form
    1,346,163.42/2,019,262.70 = 447,605.16/x
  3. Step 3: Cross multiply
    1,346,163.42x = 2,019,262.70 × 447,605.16
  4. Step 4: Simplify right side
    1,346,163.42x = 903,832,403,915.53
  5. Step 5: Solve for x
    x = 903,832,403,915.53/1,346,163.42
  6. Step 6: Final answer
    x = 671,413.58

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Double scale
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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.