Home / 767,271.38-1,058,394.98-480,293.24

Finding the Fourth Proportional to 767,271.38, 1,058,394.98 and 480,293.24

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Solution

The fourth proportional to 767,271.38, 1,058,394.98 and 480,293.24 is: 662,529.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,271.38 : 1,058,394.98 = 480,293.24 : x
  2. Step 2: Convert to fraction form
    767,271.38/1,058,394.98 = 480,293.24/x
  3. Step 3: Cross multiply
    767,271.38x = 1,058,394.98 × 480,293.24
  4. Step 4: Simplify right side
    767,271.38x = 508,339,950,052.69
  5. Step 5: Solve for x
    x = 508,339,950,052.69/767,271.38
  6. Step 6: Final answer
    x = 662,529.54

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Half scale
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Double scale
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Similar ratio
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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.