Home / 804,904.40-1,207,356.60-362,536.40

Finding the Fourth Proportional to 804,904.40, 1,207,356.60 and 362,536.40

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Solution

The fourth proportional to 804,904.40, 1,207,356.60 and 362,536.40 is: 543,804.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,904.40 : 1,207,356.60 = 362,536.40 : x
  2. Step 2: Convert to fraction form
    804,904.40/1,207,356.60 = 362,536.40/x
  3. Step 3: Cross multiply
    804,904.40x = 1,207,356.60 × 362,536.40
  4. Step 4: Simplify right side
    804,904.40x = 437,710,715,280.24
  5. Step 5: Solve for x
    x = 437,710,715,280.24/804,904.40
  6. Step 6: Final answer
    x = 543,804.60

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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.