Home / 674,970.41-931,554.27-413,481.75

Finding the Fourth Proportional to 674,970.41, 931,554.27 and 413,481.75

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Solution

The fourth proportional to 674,970.41, 931,554.27 and 413,481.75 is: 570,663.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,970.41 : 931,554.27 = 413,481.75 : x
  2. Step 2: Convert to fraction form
    674,970.41/931,554.27 = 413,481.75/x
  3. Step 3: Cross multiply
    674,970.41x = 931,554.27 × 413,481.75
  4. Step 4: Simplify right side
    674,970.41x = 385,180,689,779.57
  5. Step 5: Solve for x
    x = 385,180,689,779.57/674,970.41
  6. Step 6: Final answer
    x = 570,663.08

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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.