Home / 607,962.20-911,943.30-558,195.80

Finding the Fourth Proportional to 607,962.20, 911,943.30 and 558,195.80

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Solution

The fourth proportional to 607,962.20, 911,943.30 and 558,195.80 is: 837,293.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,962.20 : 911,943.30 = 558,195.80 : x
  2. Step 2: Convert to fraction form
    607,962.20/911,943.30 = 558,195.80/x
  3. Step 3: Cross multiply
    607,962.20x = 911,943.30 × 558,195.80
  4. Step 4: Simplify right side
    607,962.20x = 509,042,919,898.14
  5. Step 5: Solve for x
    x = 509,042,919,898.14/607,962.20
  6. Step 6: Final answer
    x = 837,293.70

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Double scale
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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.