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Finding the Fourth Proportional to 583,294.35, 804,946.02 and 315,022.35

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Solution

The fourth proportional to 583,294.35, 804,946.02 and 315,022.35 is: 434,730.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,294.35 : 804,946.02 = 315,022.35 : x
  2. Step 2: Convert to fraction form
    583,294.35/804,946.02 = 315,022.35/x
  3. Step 3: Cross multiply
    583,294.35x = 804,946.02 × 315,022.35
  4. Step 4: Simplify right side
    583,294.35x = 253,575,986,843.55
  5. Step 5: Solve for x
    x = 253,575,986,843.55/583,294.35
  6. Step 6: Final answer
    x = 434,730.74

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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.