Home / 708,720.78-1,063,085.40-176,241.81

Finding the Fourth Proportional to 708,720.78, 1,063,085.40 and 176,241.81

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Solution

The fourth proportional to 708,720.78, 1,063,085.40 and 176,241.81 is: 264,363.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,720.78 : 1,063,085.40 = 176,241.81 : x
  2. Step 2: Convert to fraction form
    708,720.78/1,063,085.40 = 176,241.81/x
  3. Step 3: Cross multiply
    708,720.78x = 1,063,085.40 × 176,241.81
  4. Step 4: Simplify right side
    708,720.78x = 187,360,095,080.57
  5. Step 5: Solve for x
    x = 187,360,095,080.57/708,720.78
  6. Step 6: Final answer
    x = 264,363.77

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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.