Home / 976,849.32-1,348,710.33-609,885.72

Finding the Fourth Proportional to 976,849.32, 1,348,710.33 and 609,885.72

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Solution

The fourth proportional to 976,849.32, 1,348,710.33 and 609,885.72 is: 842,053.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,849.32 : 1,348,710.33 = 609,885.72 : x
  2. Step 2: Convert to fraction form
    976,849.32/1,348,710.33 = 609,885.72/x
  3. Step 3: Cross multiply
    976,849.32x = 1,348,710.33 × 609,885.72
  4. Step 4: Simplify right side
    976,849.32x = 822,559,170,683.49
  5. Step 5: Solve for x
    x = 822,559,170,683.49/976,849.32
  6. Step 6: Final answer
    x = 842,053.28

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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.