Home / 628,335.51-935,396.10-624,598.79

Finding the Fourth Proportional to 628,335.51, 935,396.10 and 624,598.79

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Solution

The fourth proportional to 628,335.51, 935,396.10 and 624,598.79 is: 929,833.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,335.51 : 935,396.10 = 624,598.79 : x
  2. Step 2: Convert to fraction form
    628,335.51/935,396.10 = 624,598.79/x
  3. Step 3: Cross multiply
    628,335.51x = 935,396.10 × 624,598.79
  4. Step 4: Simplify right side
    628,335.51x = 584,247,267,553.74
  5. Step 5: Solve for x
    x = 584,247,267,553.74/628,335.51
  6. Step 6: Final answer
    x = 929,833.28

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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.