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Finding the Fourth Proportional to 616,549.03, 918,322.21 and 588,885.82

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Solution

The fourth proportional to 616,549.03, 918,322.21 and 588,885.82 is: 877,119.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,549.03 : 918,322.21 = 588,885.82 : x
  2. Step 2: Convert to fraction form
    616,549.03/918,322.21 = 588,885.82/x
  3. Step 3: Cross multiply
    616,549.03x = 918,322.21 × 588,885.82
  4. Step 4: Simplify right side
    616,549.03x = 540,786,922,787.88
  5. Step 5: Solve for x
    x = 540,786,922,787.88/616,549.03
  6. Step 6: Final answer
    x = 877,119.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.