Home / 897,051.98-1,345,577.98-615,716.30

Finding the Fourth Proportional to 897,051.98, 1,345,577.98 and 615,716.30

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Solution

The fourth proportional to 897,051.98, 1,345,577.98 and 615,716.30 is: 923,574.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,051.98 : 1,345,577.98 = 615,716.30 : x
  2. Step 2: Convert to fraction form
    897,051.98/1,345,577.98 = 615,716.30/x
  3. Step 3: Cross multiply
    897,051.98x = 1,345,577.98 × 615,716.30
  4. Step 4: Simplify right side
    897,051.98x = 828,494,295,207.07
  5. Step 5: Solve for x
    x = 828,494,295,207.07/897,051.98
  6. Step 6: Final answer
    x = 923,574.46

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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.