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Finding the Fourth Proportional to 608,127.95, 839,077.32 and 363,065.01

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Solution

The fourth proportional to 608,127.95, 839,077.32 and 363,065.01 is: 500,946.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,127.95 : 839,077.32 = 363,065.01 : x
  2. Step 2: Convert to fraction form
    608,127.95/839,077.32 = 363,065.01/x
  3. Step 3: Cross multiply
    608,127.95x = 839,077.32 × 363,065.01
  4. Step 4: Simplify right side
    608,127.95x = 304,639,613,791.53
  5. Step 5: Solve for x
    x = 304,639,613,791.53/608,127.95
  6. Step 6: Final answer
    x = 500,946.58

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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.