Home / 837,953.96-1,257,554.50-411,718.59

Finding the Fourth Proportional to 837,953.96, 1,257,554.50 and 411,718.59

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Solution

The fourth proportional to 837,953.96, 1,257,554.50 and 411,718.59 is: 617,884.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,953.96 : 1,257,554.50 = 411,718.59 : x
  2. Step 2: Convert to fraction form
    837,953.96/1,257,554.50 = 411,718.59/x
  3. Step 3: Cross multiply
    837,953.96x = 1,257,554.50 × 411,718.59
  4. Step 4: Simplify right side
    837,953.96x = 517,758,564,558.86
  5. Step 5: Solve for x
    x = 517,758,564,558.86/837,953.96
  6. Step 6: Final answer
    x = 617,884.27

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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.