Home / 988,280.40-1,482,420.60-589,371.60

Finding the Fourth Proportional to 988,280.40, 1,482,420.60 and 589,371.60

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Solution

The fourth proportional to 988,280.40, 1,482,420.60 and 589,371.60 is: 884,057.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,280.40 : 1,482,420.60 = 589,371.60 : x
  2. Step 2: Convert to fraction form
    988,280.40/1,482,420.60 = 589,371.60/x
  3. Step 3: Cross multiply
    988,280.40x = 1,482,420.60 × 589,371.60
  4. Step 4: Simplify right side
    988,280.40x = 873,696,600,894.96
  5. Step 5: Solve for x
    x = 873,696,600,894.96/988,280.40
  6. Step 6: Final answer
    x = 884,057.40

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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.