Home / 626,869.28-940,274.76-153,529.58

Finding the Fourth Proportional to 626,869.28, 940,274.76 and 153,529.58

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Solution

The fourth proportional to 626,869.28, 940,274.76 and 153,529.58 is: 230,287.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,869.28 : 940,274.76 = 153,529.58 : x
  2. Step 2: Convert to fraction form
    626,869.28/940,274.76 = 153,529.58/x
  3. Step 3: Cross multiply
    626,869.28x = 940,274.76 × 153,529.58
  4. Step 4: Simplify right side
    626,869.28x = 144,359,988,987.40
  5. Step 5: Solve for x
    x = 144,359,988,987.40/626,869.28
  6. Step 6: Final answer
    x = 230,287.23

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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.