Home / 941,895.54-1,299,840.48-512,200.80

Finding the Fourth Proportional to 941,895.54, 1,299,840.48 and 512,200.80

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Solution

The fourth proportional to 941,895.54, 1,299,840.48 and 512,200.80 is: 706,850.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,895.54 : 1,299,840.48 = 512,200.80 : x
  2. Step 2: Convert to fraction form
    941,895.54/1,299,840.48 = 512,200.80/x
  3. Step 3: Cross multiply
    941,895.54x = 1,299,840.48 × 512,200.80
  4. Step 4: Simplify right side
    941,895.54x = 665,779,333,728.38
  5. Step 5: Solve for x
    x = 665,779,333,728.38/941,895.54
  6. Step 6: Final answer
    x = 706,850.50

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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.