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Finding the Fourth Proportional to 523,381.04, 722,303.16 and 297,041.12

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Solution

The fourth proportional to 523,381.04, 722,303.16 and 297,041.12 is: 409,937.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,381.04 : 722,303.16 = 297,041.12 : x
  2. Step 2: Convert to fraction form
    523,381.04/722,303.16 = 297,041.12/x
  3. Step 3: Cross multiply
    523,381.04x = 722,303.16 × 297,041.12
  4. Step 4: Simplify right side
    523,381.04x = 214,553,739,625.94
  5. Step 5: Solve for x
    x = 214,553,739,625.94/523,381.04
  6. Step 6: Final answer
    x = 409,937.93

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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.