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Finding the Fourth Proportional to 586,562.50, 877,890.94 and 443,620.18

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Solution

The fourth proportional to 586,562.50, 877,890.94 and 443,620.18 is: 663,953.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,562.50 : 877,890.94 = 443,620.18 : x
  2. Step 2: Convert to fraction form
    586,562.50/877,890.94 = 443,620.18/x
  3. Step 3: Cross multiply
    586,562.50x = 877,890.94 × 443,620.18
  4. Step 4: Simplify right side
    586,562.50x = 389,450,136,823.17
  5. Step 5: Solve for x
    x = 389,450,136,823.17/586,562.50
  6. Step 6: Final answer
    x = 663,953.35

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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.