Home / 958,764.74-1,437,680.54-509,700.74

Finding the Fourth Proportional to 958,764.74, 1,437,680.54 and 509,700.74

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Solution

The fourth proportional to 958,764.74, 1,437,680.54 and 509,700.74 is: 764,303.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,764.74 : 1,437,680.54 = 509,700.74 : x
  2. Step 2: Convert to fraction form
    958,764.74/1,437,680.54 = 509,700.74/x
  3. Step 3: Cross multiply
    958,764.74x = 1,437,680.54 × 509,700.74
  4. Step 4: Simplify right side
    958,764.74x = 732,786,829,207.45
  5. Step 5: Solve for x
    x = 732,786,829,207.45/958,764.74
  6. Step 6: Final answer
    x = 764,303.07

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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.