Home / 670,212.80-1,005,319.20-596,729.60

Finding the Fourth Proportional to 670,212.80, 1,005,319.20 and 596,729.60

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Solution

The fourth proportional to 670,212.80, 1,005,319.20 and 596,729.60 is: 895,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,212.80 : 1,005,319.20 = 596,729.60 : x
  2. Step 2: Convert to fraction form
    670,212.80/1,005,319.20 = 596,729.60/x
  3. Step 3: Cross multiply
    670,212.80x = 1,005,319.20 × 596,729.60
  4. Step 4: Simplify right side
    670,212.80x = 599,903,724,088.32
  5. Step 5: Solve for x
    x = 599,903,724,088.32/670,212.80
  6. Step 6: Final answer
    x = 895,094.40

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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.