Home / 972,318.40-1,458,477.60-653,453.80

Finding the Fourth Proportional to 972,318.40, 1,458,477.60 and 653,453.80

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Solution

The fourth proportional to 972,318.40, 1,458,477.60 and 653,453.80 is: 980,180.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,318.40 : 1,458,477.60 = 653,453.80 : x
  2. Step 2: Convert to fraction form
    972,318.40/1,458,477.60 = 653,453.80/x
  3. Step 3: Cross multiply
    972,318.40x = 1,458,477.60 × 653,453.80
  4. Step 4: Simplify right side
    972,318.40x = 953,047,729,934.88
  5. Step 5: Solve for x
    x = 953,047,729,934.88/972,318.40
  6. Step 6: Final answer
    x = 980,180.70

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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.