Home / 724,885.06-1,000,192.17-418,851.94

Finding the Fourth Proportional to 724,885.06, 1,000,192.17 and 418,851.94

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Solution

The fourth proportional to 724,885.06, 1,000,192.17 and 418,851.94 is: 577,929.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,885.06 : 1,000,192.17 = 418,851.94 : x
  2. Step 2: Convert to fraction form
    724,885.06/1,000,192.17 = 418,851.94/x
  3. Step 3: Cross multiply
    724,885.06x = 1,000,192.17 × 418,851.94
  4. Step 4: Simplify right side
    724,885.06x = 418,932,430,777.31
  5. Step 5: Solve for x
    x = 418,932,430,777.31/724,885.06
  6. Step 6: Final answer
    x = 577,929.46

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1.5x scale

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.