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Finding the Fourth Proportional to 1,364,877, 1,883,530.26 and 761,265

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Solution

The fourth proportional to 1,364,877, 1,883,530.26 and 761,265 is: 1,050,545.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,877 : 1,883,530.26 = 761,265 : x
  2. Step 2: Convert to fraction form
    1,364,877/1,883,530.26 = 761,265/x
  3. Step 3: Cross multiply
    1,364,877x = 1,883,530.26 × 761,265
  4. Step 4: Simplify right side
    1,364,877x = 1,433,865,663,378.90
  5. Step 5: Solve for x
    x = 1,433,865,663,378.90/1,364,877
  6. Step 6: Final answer
    x = 1,050,545.70

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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.