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Finding the Fourth Proportional to 536,597.01, 740,488.95 and 294,879.51

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Solution

The fourth proportional to 536,597.01, 740,488.95 and 294,879.51 is: 406,925.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,597.01 : 740,488.95 = 294,879.51 : x
  2. Step 2: Convert to fraction form
    536,597.01/740,488.95 = 294,879.51/x
  3. Step 3: Cross multiply
    536,597.01x = 740,488.95 × 294,879.51
  4. Step 4: Simplify right side
    536,597.01x = 218,355,018,736.42
  5. Step 5: Solve for x
    x = 218,355,018,736.42/536,597.01
  6. Step 6: Final answer
    x = 406,925.52

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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.