Home / 697,877.68-1,047,127.60-254,542

Finding the Fourth Proportional to 697,877.68, 1,047,127.60 and 254,542

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Solution

The fourth proportional to 697,877.68, 1,047,127.60 and 254,542 is: 381,926.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,877.68 : 1,047,127.60 = 254,542 : x
  2. Step 2: Convert to fraction form
    697,877.68/1,047,127.60 = 254,542/x
  3. Step 3: Cross multiply
    697,877.68x = 1,047,127.60 × 254,542
  4. Step 4: Simplify right side
    697,877.68x = 266,537,953,559.20
  5. Step 5: Solve for x
    x = 266,537,953,559.20/697,877.68
  6. Step 6: Final answer
    x = 381,926.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.