Home / 658,588.10-985,549.35-448,636.10

Finding the Fourth Proportional to 658,588.10, 985,549.35 and 448,636.10

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Solution

The fourth proportional to 658,588.10, 985,549.35 and 448,636.10 is: 671,365.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,588.10 : 985,549.35 = 448,636.10 : x
  2. Step 2: Convert to fraction form
    658,588.10/985,549.35 = 448,636.10/x
  3. Step 3: Cross multiply
    658,588.10x = 985,549.35 × 448,636.10
  4. Step 4: Simplify right side
    658,588.10x = 442,153,016,741.54
  5. Step 5: Solve for x
    x = 442,153,016,741.54/658,588.10
  6. Step 6: Final answer
    x = 671,365.03

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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.