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Finding the Fourth Proportional to 586,030.70, 879,193.44 and 270,710.66

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Solution

The fourth proportional to 586,030.70, 879,193.44 and 270,710.66 is: 406,134.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,030.70 : 879,193.44 = 270,710.66 : x
  2. Step 2: Convert to fraction form
    586,030.70/879,193.44 = 270,710.66/x
  3. Step 3: Cross multiply
    586,030.70x = 879,193.44 × 270,710.66
  4. Step 4: Simplify right side
    586,030.70x = 238,007,036,410.07
  5. Step 5: Solve for x
    x = 238,007,036,410.07/586,030.70
  6. Step 6: Final answer
    x = 406,134.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.