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Finding the Fourth Proportional to 723,192.35, 997,803.45 and 569,754.28

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Solution

The fourth proportional to 723,192.35, 997,803.45 and 569,754.28 is: 786,101.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,192.35 : 997,803.45 = 569,754.28 : x
  2. Step 2: Convert to fraction form
    723,192.35/997,803.45 = 569,754.28/x
  3. Step 3: Cross multiply
    723,192.35x = 997,803.45 × 569,754.28
  4. Step 4: Simplify right side
    723,192.35x = 568,502,783,741.76
  5. Step 5: Solve for x
    x = 568,502,783,741.76/723,192.35
  6. Step 6: Final answer
    x = 786,101.76

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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.