Home / 985,971.94-1,360,682.50-623,265.28

Finding the Fourth Proportional to 985,971.94, 1,360,682.50 and 623,265.28

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Solution

The fourth proportional to 985,971.94, 1,360,682.50 and 623,265.28 is: 860,132.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,971.94 : 1,360,682.50 = 623,265.28 : x
  2. Step 2: Convert to fraction form
    985,971.94/1,360,682.50 = 623,265.28/x
  3. Step 3: Cross multiply
    985,971.94x = 1,360,682.50 × 623,265.28
  4. Step 4: Simplify right side
    985,971.94x = 848,066,159,353.60
  5. Step 5: Solve for x
    x = 848,066,159,353.60/985,971.94
  6. Step 6: Final answer
    x = 860,132.14

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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.