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Finding the Third Proportional to 604,020 and 885,724

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Solution

The third proportional to 604,020 and 885,724 is: 1,298,809.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,020 : 885,724 = 885,724 : x
  2. Step 2: Convert to fraction form
    604,020/885,724 = 885,724/x
  3. Step 3: Cross multiply
    604,020x = 885,724 × 885,724
  4. Step 4: Simplify right side
    604,020x = 784,507,004,176
  5. Step 5: Solve for x
    x = 784,507,004,176/604,020
  6. Step 6: Final answer
    x = 1,298,809.65

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.