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Finding the Fourth Proportional to 443,097.36, 611,526.96 and 249,511.32

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Solution

The fourth proportional to 443,097.36, 611,526.96 and 249,511.32 is: 344,355.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,097.36 : 611,526.96 = 249,511.32 : x
  2. Step 2: Convert to fraction form
    443,097.36/611,526.96 = 249,511.32/x
  3. Step 3: Cross multiply
    443,097.36x = 611,526.96 × 249,511.32
  4. Step 4: Simplify right side
    443,097.36x = 152,582,899,005.19
  5. Step 5: Solve for x
    x = 152,582,899,005.19/443,097.36
  6. Step 6: Final answer
    x = 344,355.24

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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.