Home / 1,048,361.54-1,572,544.43-290,205.18

Finding the Fourth Proportional to 1,048,361.54, 1,572,544.43 and 290,205.18

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Solution

The fourth proportional to 1,048,361.54, 1,572,544.43 and 290,205.18 is: 435,308.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,361.54 : 1,572,544.43 = 290,205.18 : x
  2. Step 2: Convert to fraction form
    1,048,361.54/1,572,544.43 = 290,205.18/x
  3. Step 3: Cross multiply
    1,048,361.54x = 1,572,544.43 × 290,205.18
  4. Step 4: Simplify right side
    1,048,361.54x = 456,360,539,003.39
  5. Step 5: Solve for x
    x = 456,360,539,003.39/1,048,361.54
  6. Step 6: Final answer
    x = 435,308.36

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Double scale
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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.