Home / 626,173.04-864,118.72-357,952.88

Finding the Fourth Proportional to 626,173.04, 864,118.72 and 357,952.88

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Solution

The fourth proportional to 626,173.04, 864,118.72 and 357,952.88 is: 493,974.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,173.04 : 864,118.72 = 357,952.88 : x
  2. Step 2: Convert to fraction form
    626,173.04/864,118.72 = 357,952.88/x
  3. Step 3: Cross multiply
    626,173.04x = 864,118.72 × 357,952.88
  4. Step 4: Simplify right side
    626,173.04x = 309,313,784,485.91
  5. Step 5: Solve for x
    x = 309,313,784,485.91/626,173.04
  6. Step 6: Final answer
    x = 493,974.93

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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.