Home / 953,660.64-1,430,492.19-243,689.37

Finding the Fourth Proportional to 953,660.64, 1,430,492.19 and 243,689.37

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Solution

The fourth proportional to 953,660.64, 1,430,492.19 and 243,689.37 is: 365,534.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,660.64 : 1,430,492.19 = 243,689.37 : x
  2. Step 2: Convert to fraction form
    953,660.64/1,430,492.19 = 243,689.37/x
  3. Step 3: Cross multiply
    953,660.64x = 1,430,492.19 × 243,689.37
  4. Step 4: Simplify right side
    953,660.64x = 348,595,740,571.02
  5. Step 5: Solve for x
    x = 348,595,740,571.02/953,660.64
  6. Step 6: Final answer
    x = 365,534.37

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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.