Home / 696,117.60-1,041,843.60-612,136.80

Finding the Fourth Proportional to 696,117.60, 1,041,843.60 and 612,136.80

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Solution

The fourth proportional to 696,117.60, 1,041,843.60 and 612,136.80 is: 916,153.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,117.60 : 1,041,843.60 = 612,136.80 : x
  2. Step 2: Convert to fraction form
    696,117.60/1,041,843.60 = 612,136.80/x
  3. Step 3: Cross multiply
    696,117.60x = 1,041,843.60 × 612,136.80
  4. Step 4: Simplify right side
    696,117.60x = 637,750,807,404.48
  5. Step 5: Solve for x
    x = 637,750,807,404.48/696,117.60
  6. Step 6: Final answer
    x = 916,153.83

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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.