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Finding the Fourth Proportional to 532,851.40, 801,245.40 and 446,246.20

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Solution

The fourth proportional to 532,851.40, 801,245.40 and 446,246.20 is: 671,017.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,851.40 : 801,245.40 = 446,246.20 : x
  2. Step 2: Convert to fraction form
    532,851.40/801,245.40 = 446,246.20/x
  3. Step 3: Cross multiply
    532,851.40x = 801,245.40 × 446,246.20
  4. Step 4: Simplify right side
    532,851.40x = 357,552,715,017.48
  5. Step 5: Solve for x
    x = 357,552,715,017.48/532,851.40
  6. Step 6: Final answer
    x = 671,017.69

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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.