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Finding the Fourth Proportional to 561,416.33, 841,875.38 and 348,175.62

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Solution

The fourth proportional to 561,416.33, 841,875.38 and 348,175.62 is: 522,108.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,416.33 : 841,875.38 = 348,175.62 : x
  2. Step 2: Convert to fraction form
    561,416.33/841,875.38 = 348,175.62/x
  3. Step 3: Cross multiply
    561,416.33x = 841,875.38 × 348,175.62
  4. Step 4: Simplify right side
    561,416.33x = 293,120,480,653.36
  5. Step 5: Solve for x
    x = 293,120,480,653.36/561,416.33
  6. Step 6: Final answer
    x = 522,108.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.