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Finding the Fourth Proportional to 432,362.92, 596,820.05 and 260,288.89

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Solution

The fourth proportional to 432,362.92, 596,820.05 and 260,288.89 is: 359,294.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,362.92 : 596,820.05 = 260,288.89 : x
  2. Step 2: Convert to fraction form
    432,362.92/596,820.05 = 260,288.89/x
  3. Step 3: Cross multiply
    432,362.92x = 596,820.05 × 260,288.89
  4. Step 4: Simplify right side
    432,362.92x = 155,345,625,550.75
  5. Step 5: Solve for x
    x = 155,345,625,550.75/432,362.92
  6. Step 6: Final answer
    x = 359,294.52

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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.