Home / 898,538.24-1,239,976.68-496,130.24

Finding the Fourth Proportional to 898,538.24, 1,239,976.68 and 496,130.24

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Solution

The fourth proportional to 898,538.24, 1,239,976.68 and 496,130.24 is: 684,656.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,538.24 : 1,239,976.68 = 496,130.24 : x
  2. Step 2: Convert to fraction form
    898,538.24/1,239,976.68 = 496,130.24/x
  3. Step 3: Cross multiply
    898,538.24x = 1,239,976.68 × 496,130.24
  4. Step 4: Simplify right side
    898,538.24x = 615,189,927,842.80
  5. Step 5: Solve for x
    x = 615,189,927,842.80/898,538.24
  6. Step 6: Final answer
    x = 684,656.37

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Double scale
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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.