Home / 579,271.60-868,907.40-158,532.40

Finding the Fourth Proportional to 579,271.60, 868,907.40 and 158,532.40

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Solution

The fourth proportional to 579,271.60, 868,907.40 and 158,532.40 is: 237,798.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,271.60 : 868,907.40 = 158,532.40 : x
  2. Step 2: Convert to fraction form
    579,271.60/868,907.40 = 158,532.40/x
  3. Step 3: Cross multiply
    579,271.60x = 868,907.40 × 158,532.40
  4. Step 4: Simplify right side
    579,271.60x = 137,749,975,499.76
  5. Step 5: Solve for x
    x = 137,749,975,499.76/579,271.60
  6. Step 6: Final answer
    x = 237,798.60

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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.