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Finding the Third Proportional to 249,875 and 528,730

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Solution

The third proportional to 249,875 and 528,730 is: 1,118,781.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,875 : 528,730 = 528,730 : x
  2. Step 2: Convert to fraction form
    249,875/528,730 = 528,730/x
  3. Step 3: Cross multiply
    249,875x = 528,730 × 528,730
  4. Step 4: Simplify right side
    249,875x = 279,555,412,900
  5. Step 5: Solve for x
    x = 279,555,412,900/249,875
  6. Step 6: Final answer
    x = 1,118,781.04

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.