Home / 953,319.56-1,429,970.30-243,337.80

Finding the Fourth Proportional to 953,319.56, 1,429,970.30 and 243,337.80

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Solution

The fourth proportional to 953,319.56, 1,429,970.30 and 243,337.80 is: 365,004.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,319.56 : 1,429,970.30 = 243,337.80 : x
  2. Step 2: Convert to fraction form
    953,319.56/1,429,970.30 = 243,337.80/x
  3. Step 3: Cross multiply
    953,319.56x = 1,429,970.30 × 243,337.80
  4. Step 4: Simplify right side
    953,319.56x = 347,965,826,867.34
  5. Step 5: Solve for x
    x = 347,965,826,867.34/953,319.56
  6. Step 6: Final answer
    x = 365,004.39

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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.