Home / 524,252.12-723,444.08-320,644.04

Finding the Fourth Proportional to 524,252.12, 723,444.08 and 320,644.04

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Solution

The fourth proportional to 524,252.12, 723,444.08 and 320,644.04 is: 442,474.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,252.12 : 723,444.08 = 320,644.04 : x
  2. Step 2: Convert to fraction form
    524,252.12/723,444.08 = 320,644.04/x
  3. Step 3: Cross multiply
    524,252.12x = 723,444.08 × 320,644.04
  4. Step 4: Simplify right side
    524,252.12x = 231,968,032,525.28
  5. Step 5: Solve for x
    x = 231,968,032,525.28/524,252.12
  6. Step 6: Final answer
    x = 442,474.19

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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.