Home / 799,307.04-1,102,990.68-455,178

Finding the Fourth Proportional to 799,307.04, 1,102,990.68 and 455,178

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Solution

The fourth proportional to 799,307.04, 1,102,990.68 and 455,178 is: 628,115.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,307.04 : 1,102,990.68 = 455,178 : x
  2. Step 2: Convert to fraction form
    799,307.04/1,102,990.68 = 455,178/x
  3. Step 3: Cross multiply
    799,307.04x = 1,102,990.68 × 455,178
  4. Step 4: Simplify right side
    799,307.04x = 502,057,091,741.04
  5. Step 5: Solve for x
    x = 502,057,091,741.04/799,307.04
  6. Step 6: Final answer
    x = 628,115.44

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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.