Home / 653,815.67-902,288.72-367,330.01

Finding the Fourth Proportional to 653,815.67, 902,288.72 and 367,330.01

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Solution

The fourth proportional to 653,815.67, 902,288.72 and 367,330.01 is: 506,928.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,815.67 : 902,288.72 = 367,330.01 : x
  2. Step 2: Convert to fraction form
    653,815.67/902,288.72 = 367,330.01/x
  3. Step 3: Cross multiply
    653,815.67x = 902,288.72 × 367,330.01
  4. Step 4: Simplify right side
    653,815.67x = 331,437,724,540.49
  5. Step 5: Solve for x
    x = 331,437,724,540.49/653,815.67
  6. Step 6: Final answer
    x = 506,928.39

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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.