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Finding the Fourth Proportional to 713,554.03, 1,070,509.52 and 503,602.03

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Solution

The fourth proportional to 713,554.03, 1,070,509.52 and 503,602.03 is: 755,529.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,554.03 : 1,070,509.52 = 503,602.03 : x
  2. Step 2: Convert to fraction form
    713,554.03/1,070,509.52 = 503,602.03/x
  3. Step 3: Cross multiply
    713,554.03x = 1,070,509.52 × 503,602.03
  4. Step 4: Simplify right side
    713,554.03x = 539,110,767,406.33
  5. Step 5: Solve for x
    x = 539,110,767,406.33/713,554.03
  6. Step 6: Final answer
    x = 755,529.01

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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.