Home / 970,529.10-1,455,793.65-339,377.10

Finding the Fourth Proportional to 970,529.10, 1,455,793.65 and 339,377.10

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Solution

The fourth proportional to 970,529.10, 1,455,793.65 and 339,377.10 is: 509,065.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,529.10 : 1,455,793.65 = 339,377.10 : x
  2. Step 2: Convert to fraction form
    970,529.10/1,455,793.65 = 339,377.10/x
  3. Step 3: Cross multiply
    970,529.10x = 1,455,793.65 × 339,377.10
  4. Step 4: Simplify right side
    970,529.10x = 494,063,027,135.42
  5. Step 5: Solve for x
    x = 494,063,027,135.42/970,529.10
  6. Step 6: Final answer
    x = 509,065.65

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Double scale
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Similar ratio
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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.