Home / 589,046.50-883,569.75-145,814.50

Finding the Fourth Proportional to 589,046.50, 883,569.75 and 145,814.50

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Solution

The fourth proportional to 589,046.50, 883,569.75 and 145,814.50 is: 218,721.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,046.50 : 883,569.75 = 145,814.50 : x
  2. Step 2: Convert to fraction form
    589,046.50/883,569.75 = 145,814.50/x
  3. Step 3: Cross multiply
    589,046.50x = 883,569.75 × 145,814.50
  4. Step 4: Simplify right side
    589,046.50x = 128,837,281,311.38
  5. Step 5: Solve for x
    x = 128,837,281,311.38/589,046.50
  6. Step 6: Final answer
    x = 218,721.75

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Similar ratio
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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.