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Finding the Fourth Proportional to 1,646,746, 2,272,509.48 and 893,082

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Solution

The fourth proportional to 1,646,746, 2,272,509.48 and 893,082 is: 1,232,453.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,746 : 2,272,509.48 = 893,082 : x
  2. Step 2: Convert to fraction form
    1,646,746/2,272,509.48 = 893,082/x
  3. Step 3: Cross multiply
    1,646,746x = 2,272,509.48 × 893,082
  4. Step 4: Simplify right side
    1,646,746x = 2,029,537,311,417.36
  5. Step 5: Solve for x
    x = 2,029,537,311,417.36/1,646,746
  6. Step 6: Final answer
    x = 1,232,453.16

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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.