Home / 959,753.70-1,440,127.35-391,551.30

Finding the Fourth Proportional to 959,753.70, 1,440,127.35 and 391,551.30

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Solution

The fourth proportional to 959,753.70, 1,440,127.35 and 391,551.30 is: 587,529.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,753.70 : 1,440,127.35 = 391,551.30 : x
  2. Step 2: Convert to fraction form
    959,753.70/1,440,127.35 = 391,551.30/x
  3. Step 3: Cross multiply
    959,753.70x = 1,440,127.35 × 391,551.30
  4. Step 4: Simplify right side
    959,753.70x = 563,883,736,058.06
  5. Step 5: Solve for x
    x = 563,883,736,058.06/959,753.70
  6. Step 6: Final answer
    x = 587,529.63

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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.