Home / 987,562.13-1,362,835.73-534,853.13

Finding the Fourth Proportional to 987,562.13, 1,362,835.73 and 534,853.13

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Solution

The fourth proportional to 987,562.13, 1,362,835.73 and 534,853.13 is: 738,097.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,562.13 : 1,362,835.73 = 534,853.13 : x
  2. Step 2: Convert to fraction form
    987,562.13/1,362,835.73 = 534,853.13/x
  3. Step 3: Cross multiply
    987,562.13x = 1,362,835.73 × 534,853.13
  4. Step 4: Simplify right side
    987,562.13x = 728,916,950,389.29
  5. Step 5: Solve for x
    x = 728,916,950,389.29/987,562.13
  6. Step 6: Final answer
    x = 738,097.31

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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.