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Finding the Fourth Proportional to 616,089.60, 924,134.40 and 350,668.80

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Solution

The fourth proportional to 616,089.60, 924,134.40 and 350,668.80 is: 526,003.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,089.60 : 924,134.40 = 350,668.80 : x
  2. Step 2: Convert to fraction form
    616,089.60/924,134.40 = 350,668.80/x
  3. Step 3: Cross multiply
    616,089.60x = 924,134.40 × 350,668.80
  4. Step 4: Simplify right side
    616,089.60x = 324,065,101,086.72
  5. Step 5: Solve for x
    x = 324,065,101,086.72/616,089.60
  6. Step 6: Final answer
    x = 526,003.20

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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.