Home / 1,094,503.80-1,641,755.70-385,332.60

Finding the Fourth Proportional to 1,094,503.80, 1,641,755.70 and 385,332.60

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Solution

The fourth proportional to 1,094,503.80, 1,641,755.70 and 385,332.60 is: 577,998.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,503.80 : 1,641,755.70 = 385,332.60 : x
  2. Step 2: Convert to fraction form
    1,094,503.80/1,641,755.70 = 385,332.60/x
  3. Step 3: Cross multiply
    1,094,503.80x = 1,641,755.70 × 385,332.60
  4. Step 4: Simplify right side
    1,094,503.80x = 632,621,992,445.82
  5. Step 5: Solve for x
    x = 632,621,992,445.82/1,094,503.80
  6. Step 6: Final answer
    x = 577,998.90

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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.