Home / 930,200.70-1,395,301.05-662,511.90

Finding the Fourth Proportional to 930,200.70, 1,395,301.05 and 662,511.90

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Solution

The fourth proportional to 930,200.70, 1,395,301.05 and 662,511.90 is: 993,767.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,200.70 : 1,395,301.05 = 662,511.90 : x
  2. Step 2: Convert to fraction form
    930,200.70/1,395,301.05 = 662,511.90/x
  3. Step 3: Cross multiply
    930,200.70x = 1,395,301.05 × 662,511.90
  4. Step 4: Simplify right side
    930,200.70x = 924,403,549,707.50
  5. Step 5: Solve for x
    x = 924,403,549,707.50/930,200.70
  6. Step 6: Final answer
    x = 993,767.85

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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.