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Finding the Fourth Proportional to 575,298.96, 793,916.24 and 320,666.28

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Solution

The fourth proportional to 575,298.96, 793,916.24 and 320,666.28 is: 442,521.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,298.96 : 793,916.24 = 320,666.28 : x
  2. Step 2: Convert to fraction form
    575,298.96/793,916.24 = 320,666.28/x
  3. Step 3: Cross multiply
    575,298.96x = 793,916.24 × 320,666.28
  4. Step 4: Simplify right side
    575,298.96x = 254,582,167,312.39
  5. Step 5: Solve for x
    x = 254,582,167,312.39/575,298.96
  6. Step 6: Final answer
    x = 442,521.51

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.