Home / 583,292.10-804,942.93-315,020.10

Finding the Fourth Proportional to 583,292.10, 804,942.93 and 315,020.10

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Solution

The fourth proportional to 583,292.10, 804,942.93 and 315,020.10 is: 434,727.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,292.10 : 804,942.93 = 315,020.10 : x
  2. Step 2: Convert to fraction form
    583,292.10/804,942.93 = 315,020.10/x
  3. Step 3: Cross multiply
    583,292.10x = 804,942.93 × 315,020.10
  4. Step 4: Simplify right side
    583,292.10x = 253,573,202,302.89
  5. Step 5: Solve for x
    x = 253,573,202,302.89/583,292.10
  6. Step 6: Final answer
    x = 434,727.65

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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.