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Finding the Fourth Proportional to 594,281.30, 819,688.29 and 367,999.70

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Solution

The fourth proportional to 594,281.30, 819,688.29 and 367,999.70 is: 507,579.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,281.30 : 819,688.29 = 367,999.70 : x
  2. Step 2: Convert to fraction form
    594,281.30/819,688.29 = 367,999.70/x
  3. Step 3: Cross multiply
    594,281.30x = 819,688.29 × 367,999.70
  4. Step 4: Simplify right side
    594,281.30x = 301,645,044,813.51
  5. Step 5: Solve for x
    x = 301,645,044,813.51/594,281.30
  6. Step 6: Final answer
    x = 507,579.57

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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.