Home / 935,652.59-1,291,199.67-505,931.70

Finding the Fourth Proportional to 935,652.59, 1,291,199.67 and 505,931.70

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Solution

The fourth proportional to 935,652.59, 1,291,199.67 and 505,931.70 is: 698,185.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,652.59 : 1,291,199.67 = 505,931.70 : x
  2. Step 2: Convert to fraction form
    935,652.59/1,291,199.67 = 505,931.70/x
  3. Step 3: Cross multiply
    935,652.59x = 1,291,199.67 × 505,931.70
  4. Step 4: Simplify right side
    935,652.59x = 653,258,840,164.42
  5. Step 5: Solve for x
    x = 653,258,840,164.42/935,652.59
  6. Step 6: Final answer
    x = 698,185.25

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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.