Home / 692,276.18-955,353.58-406,002.74

Finding the Fourth Proportional to 692,276.18, 955,353.58 and 406,002.74

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Solution

The fourth proportional to 692,276.18, 955,353.58 and 406,002.74 is: 560,291.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,276.18 : 955,353.58 = 406,002.74 : x
  2. Step 2: Convert to fraction form
    692,276.18/955,353.58 = 406,002.74/x
  3. Step 3: Cross multiply
    692,276.18x = 955,353.58 × 406,002.74
  4. Step 4: Simplify right side
    692,276.18x = 387,876,171,148.81
  5. Step 5: Solve for x
    x = 387,876,171,148.81/692,276.18
  6. Step 6: Final answer
    x = 560,291.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.