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Finding the Fourth Proportional to 1,054,087,701.72, 1,454,640,999.54 and 584,259,609.30

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Solution

The fourth proportional to 1,054,087,701.72, 1,454,640,999.54 and 584,259,609.30 is: 806,278,244.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,087,701.72 : 1,454,640,999.54 = 584,259,609.30 : x
  2. Step 2: Convert to fraction form
    1,054,087,701.72/1,454,640,999.54 = 584,259,609.30/x
  3. Step 3: Cross multiply
    1,054,087,701.72x = 1,454,640,999.54 × 584,259,609.30
  4. Step 4: Simplify right side
    1,054,087,701.72x = 849,887,982,063,001,728
  5. Step 5: Solve for x
    x = 849,887,982,063,001,728/1,054,087,701.72
  6. Step 6: Final answer
    x = 806,278,244.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.