Home / 570,285.93-786,941.25-340,797.68

Finding the Fourth Proportional to 570,285.93, 786,941.25 and 340,797.68

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Solution

The fourth proportional to 570,285.93, 786,941.25 and 340,797.68 is: 470,268.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,285.93 : 786,941.25 = 340,797.68 : x
  2. Step 2: Convert to fraction form
    570,285.93/786,941.25 = 340,797.68/x
  3. Step 3: Cross multiply
    570,285.93x = 786,941.25 × 340,797.68
  4. Step 4: Simplify right side
    570,285.93x = 268,187,748,361.59
  5. Step 5: Solve for x
    x = 268,187,748,361.59/570,285.93
  6. Step 6: Final answer
    x = 470,268.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.