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Finding the Fourth Proportional to 1,453,341, 2,005,610.58 and 817,437

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Solution

The fourth proportional to 1,453,341, 2,005,610.58 and 817,437 is: 1,128,063.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,341 : 2,005,610.58 = 817,437 : x
  2. Step 2: Convert to fraction form
    1,453,341/2,005,610.58 = 817,437/x
  3. Step 3: Cross multiply
    1,453,341x = 2,005,610.58 × 817,437
  4. Step 4: Simplify right side
    1,453,341x = 1,639,460,295,683.46
  5. Step 5: Solve for x
    x = 1,639,460,295,683.46/1,453,341
  6. Step 6: Final answer
    x = 1,128,063.06

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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.