Home / 935,528.24-1,291,027.88-505,807.34

Finding the Fourth Proportional to 935,528.24, 1,291,027.88 and 505,807.34

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Solution

The fourth proportional to 935,528.24, 1,291,027.88 and 505,807.34 is: 698,013.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,528.24 : 1,291,027.88 = 505,807.34 : x
  2. Step 2: Convert to fraction form
    935,528.24/1,291,027.88 = 505,807.34/x
  3. Step 3: Cross multiply
    935,528.24x = 1,291,027.88 × 505,807.34
  4. Step 4: Simplify right side
    935,528.24x = 653,011,368,864.46
  5. Step 5: Solve for x
    x = 653,011,368,864.46/935,528.24
  6. Step 6: Final answer
    x = 698,013.53

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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.