Home / 520,968.70-718,946.04-294,614.20

Finding the Fourth Proportional to 520,968.70, 718,946.04 and 294,614.20

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Solution

The fourth proportional to 520,968.70, 718,946.04 and 294,614.20 is: 406,572.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,968.70 : 718,946.04 = 294,614.20 : x
  2. Step 2: Convert to fraction form
    520,968.70/718,946.04 = 294,614.20/x
  3. Step 3: Cross multiply
    520,968.70x = 718,946.04 × 294,614.20
  4. Step 4: Simplify right side
    520,968.70x = 211,811,712,417.77
  5. Step 5: Solve for x
    x = 211,811,712,417.77/520,968.70
  6. Step 6: Final answer
    x = 406,572.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.