Home / 572,401.60-858,602.40-173,322.70

Finding the Fourth Proportional to 572,401.60, 858,602.40 and 173,322.70

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Solution

The fourth proportional to 572,401.60, 858,602.40 and 173,322.70 is: 259,984.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,401.60 : 858,602.40 = 173,322.70 : x
  2. Step 2: Convert to fraction form
    572,401.60/858,602.40 = 173,322.70/x
  3. Step 3: Cross multiply
    572,401.60x = 858,602.40 × 173,322.70
  4. Step 4: Simplify right side
    572,401.60x = 148,815,286,194.48
  5. Step 5: Solve for x
    x = 148,815,286,194.48/572,401.60
  6. Step 6: Final answer
    x = 259,984.05

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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.