Home / 626,869.60-940,304.40-532,391.20

Finding the Fourth Proportional to 626,869.60, 940,304.40 and 532,391.20

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Solution

The fourth proportional to 626,869.60, 940,304.40 and 532,391.20 is: 798,586.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,869.60 : 940,304.40 = 532,391.20 : x
  2. Step 2: Convert to fraction form
    626,869.60/940,304.40 = 532,391.20/x
  3. Step 3: Cross multiply
    626,869.60x = 940,304.40 × 532,391.20
  4. Step 4: Simplify right side
    626,869.60x = 500,609,787,881.28
  5. Step 5: Solve for x
    x = 500,609,787,881.28/626,869.60
  6. Step 6: Final answer
    x = 798,586.80

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Double scale
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Similar ratio
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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.