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Finding the Third Proportional to 500,368 and 748,056

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Solution

The third proportional to 500,368 and 748,056 is: 1,118,352.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,368 : 748,056 = 748,056 : x
  2. Step 2: Convert to fraction form
    500,368/748,056 = 748,056/x
  3. Step 3: Cross multiply
    500,368x = 748,056 × 748,056
  4. Step 4: Simplify right side
    500,368x = 559,587,779,136
  5. Step 5: Solve for x
    x = 559,587,779,136/500,368
  6. Step 6: Final answer
    x = 1,118,352.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.