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Finding the Fourth Proportional to 536,870.50, 740,862.41 and 295,151.32

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Solution

The fourth proportional to 536,870.50, 740,862.41 and 295,151.32 is: 407,298.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,870.50 : 740,862.41 = 295,151.32 : x
  2. Step 2: Convert to fraction form
    536,870.50/740,862.41 = 295,151.32/x
  3. Step 3: Cross multiply
    536,870.50x = 740,862.41 × 295,151.32
  4. Step 4: Simplify right side
    536,870.50x = 218,666,516,774.13
  5. Step 5: Solve for x
    x = 218,666,516,774.13/536,870.50
  6. Step 6: Final answer
    x = 407,298.44

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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.