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Finding the Fourth Proportional to 240,788, 359,717.67 and 155,856.24

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Solution

The fourth proportional to 240,788, 359,717.67 and 155,856.24 is: 232,836.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,788 : 359,717.67 = 155,856.24 : x
  2. Step 2: Convert to fraction form
    240,788/359,717.67 = 155,856.24/x
  3. Step 3: Cross multiply
    240,788x = 359,717.67 × 155,856.24
  4. Step 4: Simplify right side
    240,788x = 56,064,243,507.76
  5. Step 5: Solve for x
    x = 56,064,243,507.76/240,788
  6. Step 6: Final answer
    x = 232,836.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.