Home / 1,094,500.80-1,641,751.20-385,329.60

Finding the Fourth Proportional to 1,094,500.80, 1,641,751.20 and 385,329.60

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Solution

The fourth proportional to 1,094,500.80, 1,641,751.20 and 385,329.60 is: 577,994.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,500.80 : 1,641,751.20 = 385,329.60 : x
  2. Step 2: Convert to fraction form
    1,094,500.80/1,641,751.20 = 385,329.60/x
  3. Step 3: Cross multiply
    1,094,500.80x = 1,641,751.20 × 385,329.60
  4. Step 4: Simplify right side
    1,094,500.80x = 632,615,333,195.52
  5. Step 5: Solve for x
    x = 632,615,333,195.52/1,094,500.80
  6. Step 6: Final answer
    x = 577,994.40

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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.