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Finding the Fourth Proportional to 536,870.25, 740,862.06 and 295,151.07

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Solution

The fourth proportional to 536,870.25, 740,862.06 and 295,151.07 is: 407,298.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,870.25 : 740,862.06 = 295,151.07 : x
  2. Step 2: Convert to fraction form
    536,870.25/740,862.06 = 295,151.07/x
  3. Step 3: Cross multiply
    536,870.25x = 740,862.06 × 295,151.07
  4. Step 4: Simplify right side
    536,870.25x = 218,666,229,731.40
  5. Step 5: Solve for x
    x = 218,666,229,731.40/536,870.25
  6. Step 6: Final answer
    x = 407,298.09

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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.