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Finding the Fourth Proportional to 1,174,468, 1,620,767.46 and 637,924

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Solution

The fourth proportional to 1,174,468, 1,620,767.46 and 637,924 is: 880,336.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,468 : 1,620,767.46 = 637,924 : x
  2. Step 2: Convert to fraction form
    1,174,468/1,620,767.46 = 637,924/x
  3. Step 3: Cross multiply
    1,174,468x = 1,620,767.46 × 637,924
  4. Step 4: Simplify right side
    1,174,468x = 1,033,926,461,153.04
  5. Step 5: Solve for x
    x = 1,033,926,461,153.04/1,174,468
  6. Step 6: Final answer
    x = 880,336.00

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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.