Home / 589,079.70-883,036.35-289,314.90

Finding the Fourth Proportional to 589,079.70, 883,036.35 and 289,314.90

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Solution

The fourth proportional to 589,079.70, 883,036.35 and 289,314.90 is: 433,685.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,079.70 : 883,036.35 = 289,314.90 : x
  2. Step 2: Convert to fraction form
    589,079.70/883,036.35 = 289,314.90/x
  3. Step 3: Cross multiply
    589,079.70x = 883,036.35 × 289,314.90
  4. Step 4: Simplify right side
    589,079.70x = 255,475,573,296.62
  5. Step 5: Solve for x
    x = 255,475,573,296.62/589,079.70
  6. Step 6: Final answer
    x = 433,685.92

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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.