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Finding the Third Proportional to 528,984 and 804,547.50

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Solution

The third proportional to 528,984 and 804,547.50 is: 1,223,660.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,984 : 804,547.50 = 804,547.50 : x
  2. Step 2: Convert to fraction form
    528,984/804,547.50 = 804,547.50/x
  3. Step 3: Cross multiply
    528,984x = 804,547.50 × 804,547.50
  4. Step 4: Simplify right side
    528,984x = 647,296,679,756.25
  5. Step 5: Solve for x
    x = 647,296,679,756.25/528,984
  6. Step 6: Final answer
    x = 1,223,660.22

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.