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Finding the Fourth Proportional to 586,051.20, 879,368.40 and 333,525.60

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Solution

The fourth proportional to 586,051.20, 879,368.40 and 333,525.60 is: 500,454.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,051.20 : 879,368.40 = 333,525.60 : x
  2. Step 2: Convert to fraction form
    586,051.20/879,368.40 = 333,525.60/x
  3. Step 3: Cross multiply
    586,051.20x = 879,368.40 × 333,525.60
  4. Step 4: Simplify right side
    586,051.20x = 293,291,873,231.04
  5. Step 5: Solve for x
    x = 293,291,873,231.04/586,051.20
  6. Step 6: Final answer
    x = 500,454.35

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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.