Home / 934,941.20-1,402,484.70-402,479.60

Finding the Fourth Proportional to 934,941.20, 1,402,484.70 and 402,479.60

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Solution

The fourth proportional to 934,941.20, 1,402,484.70 and 402,479.60 is: 603,750.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,941.20 : 1,402,484.70 = 402,479.60 : x
  2. Step 2: Convert to fraction form
    934,941.20/1,402,484.70 = 402,479.60/x
  3. Step 3: Cross multiply
    934,941.20x = 1,402,484.70 × 402,479.60
  4. Step 4: Simplify right side
    934,941.20x = 564,471,481,062.12
  5. Step 5: Solve for x
    x = 564,471,481,062.12/934,941.20
  6. Step 6: Final answer
    x = 603,750.78

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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.