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Finding the Fourth Proportional to 1,761,061, 2,430,264.18 and 956,245

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Solution

The fourth proportional to 1,761,061, 2,430,264.18 and 956,245 is: 1,319,618.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,061 : 2,430,264.18 = 956,245 : x
  2. Step 2: Convert to fraction form
    1,761,061/2,430,264.18 = 956,245/x
  3. Step 3: Cross multiply
    1,761,061x = 2,430,264.18 × 956,245
  4. Step 4: Simplify right side
    1,761,061x = 2,323,927,970,804.10
  5. Step 5: Solve for x
    x = 2,323,927,970,804.10/1,761,061
  6. Step 6: Final answer
    x = 1,319,618.10

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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.