Home / 976,722.90-1,347,813.42-546,904.50

Finding the Fourth Proportional to 976,722.90, 1,347,813.42 and 546,904.50

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Solution

The fourth proportional to 976,722.90, 1,347,813.42 and 546,904.50 is: 754,692.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,722.90 : 1,347,813.42 = 546,904.50 : x
  2. Step 2: Convert to fraction form
    976,722.90/1,347,813.42 = 546,904.50/x
  3. Step 3: Cross multiply
    976,722.90x = 1,347,813.42 × 546,904.50
  4. Step 4: Simplify right side
    976,722.90x = 737,125,224,558.39
  5. Step 5: Solve for x
    x = 737,125,224,558.39/976,722.90
  6. Step 6: Final answer
    x = 754,692.27

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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.