Home / 898,145.60-1,347,218.40-614,710.40

Finding the Fourth Proportional to 898,145.60, 1,347,218.40 and 614,710.40

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Solution

The fourth proportional to 898,145.60, 1,347,218.40 and 614,710.40 is: 922,065.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,145.60 : 1,347,218.40 = 614,710.40 : x
  2. Step 2: Convert to fraction form
    898,145.60/1,347,218.40 = 614,710.40/x
  3. Step 3: Cross multiply
    898,145.60x = 1,347,218.40 × 614,710.40
  4. Step 4: Simplify right side
    898,145.60x = 828,149,161,551.36
  5. Step 5: Solve for x
    x = 828,149,161,551.36/898,145.60
  6. Step 6: Final answer
    x = 922,065.60

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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.