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Finding the Fourth Proportional to 569,751.04, 786,355.04 and 343,396.80

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Solution

The fourth proportional to 569,751.04, 786,355.04 and 343,396.80 is: 473,947.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,751.04 : 786,355.04 = 343,396.80 : x
  2. Step 2: Convert to fraction form
    569,751.04/786,355.04 = 343,396.80/x
  3. Step 3: Cross multiply
    569,751.04x = 786,355.04 × 343,396.80
  4. Step 4: Simplify right side
    569,751.04x = 270,031,804,399.87
  5. Step 5: Solve for x
    x = 270,031,804,399.87/569,751.04
  6. Step 6: Final answer
    x = 473,947.01

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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.