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Finding the Third Proportional to 72,849,258.75 and 112,087,569.75

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Solution

The third proportional to 72,849,258.75 and 112,087,569.75 is: 172,460,550.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,849,258.75 : 112,087,569.75 = 112,087,569.75 : x
  2. Step 2: Convert to fraction form
    72,849,258.75/112,087,569.75 = 112,087,569.75/x
  3. Step 3: Cross multiply
    72,849,258.75x = 112,087,569.75 × 112,087,569.75
  4. Step 4: Simplify right side
    72,849,258.75x = 12,563,623,292,461,116
  5. Step 5: Solve for x
    x = 12,563,623,292,461,116/72,849,258.75
  6. Step 6: Final answer
    x = 172,460,550.84

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.