Home / 741,946.80-1,112,920.20-476,226.30

Finding the Fourth Proportional to 741,946.80, 1,112,920.20 and 476,226.30

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Solution

The fourth proportional to 741,946.80, 1,112,920.20 and 476,226.30 is: 714,339.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,946.80 : 1,112,920.20 = 476,226.30 : x
  2. Step 2: Convert to fraction form
    741,946.80/1,112,920.20 = 476,226.30/x
  3. Step 3: Cross multiply
    741,946.80x = 1,112,920.20 × 476,226.30
  4. Step 4: Simplify right side
    741,946.80x = 530,001,869,041.26
  5. Step 5: Solve for x
    x = 530,001,869,041.26/741,946.80
  6. Step 6: Final answer
    x = 714,339.45

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