Home / 514,261.36-771,889.60-248,209.16

Finding the Fourth Proportional to 514,261.36, 771,889.60 and 248,209.16

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Solution

The fourth proportional to 514,261.36, 771,889.60 and 248,209.16 is: 372,553.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,261.36 : 771,889.60 = 248,209.16 : x
  2. Step 2: Convert to fraction form
    514,261.36/771,889.60 = 248,209.16/x
  3. Step 3: Cross multiply
    514,261.36x = 771,889.60 × 248,209.16
  4. Step 4: Simplify right side
    514,261.36x = 191,590,069,228.74
  5. Step 5: Solve for x
    x = 191,590,069,228.74/514,261.36
  6. Step 6: Final answer
    x = 372,553.89

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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.