Home / 899,544.50-1,241,354.77-497,127.86

Finding the Fourth Proportional to 899,544.50, 1,241,354.77 and 497,127.86

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Solution

The fourth proportional to 899,544.50, 1,241,354.77 and 497,127.86 is: 686,027.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,544.50 : 1,241,354.77 = 497,127.86 : x
  2. Step 2: Convert to fraction form
    899,544.50/1,241,354.77 = 497,127.86/x
  3. Step 3: Cross multiply
    899,544.50x = 1,241,354.77 × 497,127.86
  4. Step 4: Simplify right side
    899,544.50x = 617,112,040,310.89
  5. Step 5: Solve for x
    x = 617,112,040,310.89/899,544.50
  6. Step 6: Final answer
    x = 686,027.25

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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.