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Finding the Fourth Proportional to 615,893.86, 843,760.53 and 592,867.12

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Solution

The fourth proportional to 615,893.86, 843,760.53 and 592,867.12 is: 812,214.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,893.86 : 843,760.53 = 592,867.12 : x
  2. Step 2: Convert to fraction form
    615,893.86/843,760.53 = 592,867.12/x
  3. Step 3: Cross multiply
    615,893.86x = 843,760.53 × 592,867.12
  4. Step 4: Simplify right side
    615,893.86x = 500,237,875,390.77
  5. Step 5: Solve for x
    x = 500,237,875,390.77/615,893.86
  6. Step 6: Final answer
    x = 812,214.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.