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Finding the Fourth Proportional to 586,005.30, 876,675.15 and 507,986.10

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Solution

The fourth proportional to 586,005.30, 876,675.15 and 507,986.10 is: 759,956.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,005.30 : 876,675.15 = 507,986.10 : x
  2. Step 2: Convert to fraction form
    586,005.30/876,675.15 = 507,986.10/x
  3. Step 3: Cross multiply
    586,005.30x = 876,675.15 × 507,986.10
  4. Step 4: Simplify right side
    586,005.30x = 445,338,790,415.42
  5. Step 5: Solve for x
    x = 445,338,790,415.42/586,005.30
  6. Step 6: Final answer
    x = 759,956.93

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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.