Home / 514,261.37-771,889.59-248,209.17

Finding the Fourth Proportional to 514,261.37, 771,889.59 and 248,209.17

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Solution

The fourth proportional to 514,261.37, 771,889.59 and 248,209.17 is: 372,553.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,261.37 : 771,889.59 = 248,209.17 : x
  2. Step 2: Convert to fraction form
    514,261.37/771,889.59 = 248,209.17/x
  3. Step 3: Cross multiply
    514,261.37x = 771,889.59 × 248,209.17
  4. Step 4: Simplify right side
    514,261.37x = 191,590,074,465.54
  5. Step 5: Solve for x
    x = 191,590,074,465.54/514,261.37
  6. Step 6: Final answer
    x = 372,553.89

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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.