Home / 790,058.40-1,185,087.60-474,352.80

Finding the Fourth Proportional to 790,058.40, 1,185,087.60 and 474,352.80

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Solution

The fourth proportional to 790,058.40, 1,185,087.60 and 474,352.80 is: 711,529.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,058.40 : 1,185,087.60 = 474,352.80 : x
  2. Step 2: Convert to fraction form
    790,058.40/1,185,087.60 = 474,352.80/x
  3. Step 3: Cross multiply
    790,058.40x = 1,185,087.60 × 474,352.80
  4. Step 4: Simplify right side
    790,058.40x = 562,149,621,305.28
  5. Step 5: Solve for x
    x = 562,149,621,305.28/790,058.40
  6. Step 6: Final answer
    x = 711,529.20

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.