Home / 696,113.60-1,041,837.60-612,132.80

Finding the Fourth Proportional to 696,113.60, 1,041,837.60 and 612,132.80

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Solution

The fourth proportional to 696,113.60, 1,041,837.60 and 612,132.80 is: 916,147.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,113.60 : 1,041,837.60 = 612,132.80 : x
  2. Step 2: Convert to fraction form
    696,113.60/1,041,837.60 = 612,132.80/x
  3. Step 3: Cross multiply
    696,113.60x = 1,041,837.60 × 612,132.80
  4. Step 4: Simplify right side
    696,113.60x = 637,742,967,233.28
  5. Step 5: Solve for x
    x = 637,742,967,233.28/696,113.60
  6. Step 6: Final answer
    x = 916,147.83

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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.