Home / 614,548.40-921,822.60-171,316.40

Finding the Fourth Proportional to 614,548.40, 921,822.60 and 171,316.40

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Solution

The fourth proportional to 614,548.40, 921,822.60 and 171,316.40 is: 256,974.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,548.40 : 921,822.60 = 171,316.40 : x
  2. Step 2: Convert to fraction form
    614,548.40/921,822.60 = 171,316.40/x
  3. Step 3: Cross multiply
    614,548.40x = 921,822.60 × 171,316.40
  4. Step 4: Simplify right side
    614,548.40x = 157,923,329,270.64
  5. Step 5: Solve for x
    x = 157,923,329,270.64/614,548.40
  6. Step 6: Final answer
    x = 256,974.60

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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.