Home / 506,918.00-699,499.35-302,928.32

Finding the Fourth Proportional to 506,918.00, 699,499.35 and 302,928.32

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Solution

The fourth proportional to 506,918.00, 699,499.35 and 302,928.32 is: 418,012.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,918.00 : 699,499.35 = 302,928.32 : x
  2. Step 2: Convert to fraction form
    506,918.00/699,499.35 = 302,928.32/x
  3. Step 3: Cross multiply
    506,918.00x = 699,499.35 × 302,928.32
  4. Step 4: Simplify right side
    506,918.00x = 211,898,159,439.10
  5. Step 5: Solve for x
    x = 211,898,159,439.10/506,918.00
  6. Step 6: Final answer
    x = 418,012.70

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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.