Home / 347,832.10-521,748.15-277,848.10

Finding the Fourth Proportional to 347,832.10, 521,748.15 and 277,848.10

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Solution

The fourth proportional to 347,832.10, 521,748.15 and 277,848.10 is: 416,772.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,832.10 : 521,748.15 = 277,848.10 : x
  2. Step 2: Convert to fraction form
    347,832.10/521,748.15 = 277,848.10/x
  3. Step 3: Cross multiply
    347,832.10x = 521,748.15 × 277,848.10
  4. Step 4: Simplify right side
    347,832.10x = 144,966,732,156.02
  5. Step 5: Solve for x
    x = 144,966,732,156.02/347,832.10
  6. Step 6: Final answer
    x = 416,772.15

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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.