Home / 588,986.20-883,479.30-423,098.20

Finding the Fourth Proportional to 588,986.20, 883,479.30 and 423,098.20

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Solution

The fourth proportional to 588,986.20, 883,479.30 and 423,098.20 is: 634,647.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,986.20 : 883,479.30 = 423,098.20 : x
  2. Step 2: Convert to fraction form
    588,986.20/883,479.30 = 423,098.20/x
  3. Step 3: Cross multiply
    588,986.20x = 883,479.30 × 423,098.20
  4. Step 4: Simplify right side
    588,986.20x = 373,798,501,567.26
  5. Step 5: Solve for x
    x = 373,798,501,567.26/588,986.20
  6. Step 6: Final answer
    x = 634,647.30

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Half scale
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Double scale
Find fourth proportional to 588,987.20, 883,480.80 and 423,099.20
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.