Home / 899,493.67-1,241,181.39-577,639.72

Finding the Fourth Proportional to 899,493.67, 1,241,181.39 and 577,639.72

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Solution

The fourth proportional to 899,493.67, 1,241,181.39 and 577,639.72 is: 797,065.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,493.67 : 1,241,181.39 = 577,639.72 : x
  2. Step 2: Convert to fraction form
    899,493.67/1,241,181.39 = 577,639.72/x
  3. Step 3: Cross multiply
    899,493.67x = 1,241,181.39 × 577,639.72
  4. Step 4: Simplify right side
    899,493.67x = 716,955,670,588.81
  5. Step 5: Solve for x
    x = 716,955,670,588.81/899,493.67
  6. Step 6: Final answer
    x = 797,065.83

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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.