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Finding the Fourth Proportional to 583,294.24, 804,945.84 and 315,022.24

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Solution

The fourth proportional to 583,294.24, 804,945.84 and 315,022.24 is: 434,730.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,294.24 : 804,945.84 = 315,022.24 : x
  2. Step 2: Convert to fraction form
    583,294.24/804,945.84 = 315,022.24/x
  3. Step 3: Cross multiply
    583,294.24x = 804,945.84 × 315,022.24
  4. Step 4: Simplify right side
    583,294.24x = 253,575,841,595.48
  5. Step 5: Solve for x
    x = 253,575,841,595.48/583,294.24
  6. Step 6: Final answer
    x = 434,730.58

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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.