Home / 552,623.78-828,935.63-153,264.55

Finding the Fourth Proportional to 552,623.78, 828,935.63 and 153,264.55

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Solution

The fourth proportional to 552,623.78, 828,935.63 and 153,264.55 is: 229,896.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,623.78 : 828,935.63 = 153,264.55 : x
  2. Step 2: Convert to fraction form
    552,623.78/828,935.63 = 153,264.55/x
  3. Step 3: Cross multiply
    552,623.78x = 828,935.63 × 153,264.55
  4. Step 4: Simplify right side
    552,623.78x = 127,046,443,855.42
  5. Step 5: Solve for x
    x = 127,046,443,855.42/552,623.78
  6. Step 6: Final answer
    x = 229,896.81

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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.