Home / 588,285.81-812,011.89-508,569.66

Finding the Fourth Proportional to 588,285.81, 812,011.89 and 508,569.66

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Solution

The fourth proportional to 588,285.81, 812,011.89 and 508,569.66 is: 701,979.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,285.81 : 812,011.89 = 508,569.66 : x
  2. Step 2: Convert to fraction form
    588,285.81/812,011.89 = 508,569.66/x
  3. Step 3: Cross multiply
    588,285.81x = 812,011.89 × 508,569.66
  4. Step 4: Simplify right side
    588,285.81x = 412,964,610,813.26
  5. Step 5: Solve for x
    x = 412,964,610,813.26/588,285.81
  6. Step 6: Final answer
    x = 701,979.55

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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.