Home / 696,114.60-1,041,839.10-612,133.80

Finding the Fourth Proportional to 696,114.60, 1,041,839.10 and 612,133.80

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Solution

The fourth proportional to 696,114.60, 1,041,839.10 and 612,133.80 is: 916,149.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,114.60 : 1,041,839.10 = 612,133.80 : x
  2. Step 2: Convert to fraction form
    696,114.60/1,041,839.10 = 612,133.80/x
  3. Step 3: Cross multiply
    696,114.60x = 1,041,839.10 × 612,133.80
  4. Step 4: Simplify right side
    696,114.60x = 637,744,927,271.58
  5. Step 5: Solve for x
    x = 637,744,927,271.58/696,114.60
  6. Step 6: Final answer
    x = 916,149.33

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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.