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Finding the Fourth Proportional to 504,969.35, 697,110.23 and 314,044.25

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Solution

The fourth proportional to 504,969.35, 697,110.23 and 314,044.25 is: 433,538.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,969.35 : 697,110.23 = 314,044.25 : x
  2. Step 2: Convert to fraction form
    504,969.35/697,110.23 = 314,044.25/x
  3. Step 3: Cross multiply
    504,969.35x = 697,110.23 × 314,044.25
  4. Step 4: Simplify right side
    504,969.35x = 218,923,459,347.68
  5. Step 5: Solve for x
    x = 218,923,459,347.68/504,969.35
  6. Step 6: Final answer
    x = 433,538.11

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Double scale
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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.