Home / 634,856.49-951,923.66-490,711.23

Finding the Fourth Proportional to 634,856.49, 951,923.66 and 490,711.23

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Solution

The fourth proportional to 634,856.49, 951,923.66 and 490,711.23 is: 735,787.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,856.49 : 951,923.66 = 490,711.23 : x
  2. Step 2: Convert to fraction form
    634,856.49/951,923.66 = 490,711.23/x
  3. Step 3: Cross multiply
    634,856.49x = 951,923.66 × 490,711.23
  4. Step 4: Simplify right side
    634,856.49x = 467,119,627,611.15
  5. Step 5: Solve for x
    x = 467,119,627,611.15/634,856.49
  6. Step 6: Final answer
    x = 735,787.75

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Half scale
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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.