Home / 1,058,189.69-1,460,260.30-628,458.77

Finding the Fourth Proportional to 1,058,189.69, 1,460,260.30 and 628,458.77

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Solution

The fourth proportional to 1,058,189.69, 1,460,260.30 and 628,458.77 is: 867,248.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,189.69 : 1,460,260.30 = 628,458.77 : x
  2. Step 2: Convert to fraction form
    1,058,189.69/1,460,260.30 = 628,458.77/x
  3. Step 3: Cross multiply
    1,058,189.69x = 1,460,260.30 × 628,458.77
  4. Step 4: Simplify right side
    1,058,189.69x = 917,713,392,017.83
  5. Step 5: Solve for x
    x = 917,713,392,017.83/1,058,189.69
  6. Step 6: Final answer
    x = 867,248.47

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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.