Home / 898,551.24-1,239,994.62-496,143.24

Finding the Fourth Proportional to 898,551.24, 1,239,994.62 and 496,143.24

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Solution

The fourth proportional to 898,551.24, 1,239,994.62 and 496,143.24 is: 684,674.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,551.24 : 1,239,994.62 = 496,143.24 : x
  2. Step 2: Convert to fraction form
    898,551.24/1,239,994.62 = 496,143.24/x
  3. Step 3: Cross multiply
    898,551.24x = 1,239,994.62 × 496,143.24
  4. Step 4: Simplify right side
    898,551.24x = 615,214,948,349.37
  5. Step 5: Solve for x
    x = 615,214,948,349.37/898,551.24
  6. Step 6: Final answer
    x = 684,674.31

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Half scale
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Double scale
Find fourth proportional to 898,552.24, 1,239,996 and 496,144.24
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.