Home / 626,244.89-939,428.82-176,969.21

Finding the Fourth Proportional to 626,244.89, 939,428.82 and 176,969.21

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Solution

The fourth proportional to 626,244.89, 939,428.82 and 176,969.21 is: 265,471.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,244.89 : 939,428.82 = 176,969.21 : x
  2. Step 2: Convert to fraction form
    626,244.89/939,428.82 = 176,969.21/x
  3. Step 3: Cross multiply
    626,244.89x = 939,428.82 × 176,969.21
  4. Step 4: Simplify right side
    626,244.89x = 166,249,971,429.49
  5. Step 5: Solve for x
    x = 166,249,971,429.49/626,244.89
  6. Step 6: Final answer
    x = 265,471.18

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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.