Home / 898,277.40-1,347,416.10-543,983.40

Finding the Fourth Proportional to 898,277.40, 1,347,416.10 and 543,983.40

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Solution

The fourth proportional to 898,277.40, 1,347,416.10 and 543,983.40 is: 815,975.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,277.40 : 1,347,416.10 = 543,983.40 : x
  2. Step 2: Convert to fraction form
    898,277.40/1,347,416.10 = 543,983.40/x
  3. Step 3: Cross multiply
    898,277.40x = 1,347,416.10 × 543,983.40
  4. Step 4: Simplify right side
    898,277.40x = 732,971,991,292.74
  5. Step 5: Solve for x
    x = 732,971,991,292.74/898,277.40
  6. Step 6: Final answer
    x = 815,975.10

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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.