Home / 1,019,261.54-1,528,892.58-299,603.27

Finding the Fourth Proportional to 1,019,261.54, 1,528,892.58 and 299,603.27

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Solution

The fourth proportional to 1,019,261.54, 1,528,892.58 and 299,603.27 is: 449,404.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,261.54 : 1,528,892.58 = 299,603.27 : x
  2. Step 2: Convert to fraction form
    1,019,261.54/1,528,892.58 = 299,603.27/x
  3. Step 3: Cross multiply
    1,019,261.54x = 1,528,892.58 × 299,603.27
  4. Step 4: Simplify right side
    1,019,261.54x = 458,061,211,875.50
  5. Step 5: Solve for x
    x = 458,061,211,875.50/1,019,261.54
  6. Step 6: Final answer
    x = 449,404.98

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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.