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Finding the Fourth Proportional to 713,558.03, 1,070,515.52 and 503,606.03

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Solution

The fourth proportional to 713,558.03, 1,070,515.52 and 503,606.03 is: 755,535.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,558.03 : 1,070,515.52 = 503,606.03 : x
  2. Step 2: Convert to fraction form
    713,558.03/1,070,515.52 = 503,606.03/x
  3. Step 3: Cross multiply
    713,558.03x = 1,070,515.52 × 503,606.03
  4. Step 4: Simplify right side
    713,558.03x = 539,118,071,080.59
  5. Step 5: Solve for x
    x = 539,118,071,080.59/713,558.03
  6. Step 6: Final answer
    x = 755,535.01

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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.