Home / 1,004,382.92-1,386,058.43-545,506.45

Finding the Fourth Proportional to 1,004,382.92, 1,386,058.43 and 545,506.45

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Solution

The fourth proportional to 1,004,382.92, 1,386,058.43 and 545,506.45 is: 752,804.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,382.92 : 1,386,058.43 = 545,506.45 : x
  2. Step 2: Convert to fraction form
    1,004,382.92/1,386,058.43 = 545,506.45/x
  3. Step 3: Cross multiply
    1,004,382.92x = 1,386,058.43 × 545,506.45
  4. Step 4: Simplify right side
    1,004,382.92x = 756,103,813,641.87
  5. Step 5: Solve for x
    x = 756,103,813,641.87/1,004,382.92
  6. Step 6: Final answer
    x = 752,804.33

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Double scale
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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.