Home / 763,957.71-1,054,199.93-441,688.57

Finding the Fourth Proportional to 763,957.71, 1,054,199.93 and 441,688.57

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Solution

The fourth proportional to 763,957.71, 1,054,199.93 and 441,688.57 is: 609,494.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,957.71 : 1,054,199.93 = 441,688.57 : x
  2. Step 2: Convert to fraction form
    763,957.71/1,054,199.93 = 441,688.57/x
  3. Step 3: Cross multiply
    763,957.71x = 1,054,199.93 × 441,688.57
  4. Step 4: Simplify right side
    763,957.71x = 465,628,054,731.86
  5. Step 5: Solve for x
    x = 465,628,054,731.86/763,957.71
  6. Step 6: Final answer
    x = 609,494.54

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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.