Home / 552,548.30-828,822.45-286,827.80

Finding the Fourth Proportional to 552,548.30, 828,822.45 and 286,827.80

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Solution

The fourth proportional to 552,548.30, 828,822.45 and 286,827.80 is: 430,241.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,548.30 : 828,822.45 = 286,827.80 : x
  2. Step 2: Convert to fraction form
    552,548.30/828,822.45 = 286,827.80/x
  3. Step 3: Cross multiply
    552,548.30x = 828,822.45 × 286,827.80
  4. Step 4: Simplify right side
    552,548.30x = 237,729,319,924.11
  5. Step 5: Solve for x
    x = 237,729,319,924.11/552,548.30
  6. Step 6: Final answer
    x = 430,241.70

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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.