Home / 731,488.93-1,009,492.77-409,204.41

Finding the Fourth Proportional to 731,488.93, 1,009,492.77 and 409,204.41

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Solution

The fourth proportional to 731,488.93, 1,009,492.77 and 409,204.41 is: 564,723.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,488.93 : 1,009,492.77 = 409,204.41 : x
  2. Step 2: Convert to fraction form
    731,488.93/1,009,492.77 = 409,204.41/x
  3. Step 3: Cross multiply
    731,488.93x = 1,009,492.77 × 409,204.41
  4. Step 4: Simplify right side
    731,488.93x = 413,088,891,096.03
  5. Step 5: Solve for x
    x = 413,088,891,096.03/731,488.93
  6. Step 6: Final answer
    x = 564,723.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.