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Finding the Fourth Proportional to 504,010.95, 756,127.04 and 370,486.40

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Solution

The fourth proportional to 504,010.95, 756,127.04 and 370,486.40 is: 555,810.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,010.95 : 756,127.04 = 370,486.40 : x
  2. Step 2: Convert to fraction form
    504,010.95/756,127.04 = 370,486.40/x
  3. Step 3: Cross multiply
    504,010.95x = 756,127.04 × 370,486.40
  4. Step 4: Simplify right side
    504,010.95x = 280,134,785,918.47
  5. Step 5: Solve for x
    x = 280,134,785,918.47/504,010.95
  6. Step 6: Final answer
    x = 555,810.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.