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Finding the Fourth Proportional to 546,098.18, 753,602.64 and 316,696.46

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Solution

The fourth proportional to 546,098.18, 753,602.64 and 316,696.46 is: 437,033.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,098.18 : 753,602.64 = 316,696.46 : x
  2. Step 2: Convert to fraction form
    546,098.18/753,602.64 = 316,696.46/x
  3. Step 3: Cross multiply
    546,098.18x = 753,602.64 × 316,696.46
  4. Step 4: Simplify right side
    546,098.18x = 238,663,288,334.65
  5. Step 5: Solve for x
    x = 238,663,288,334.65/546,098.18
  6. Step 6: Final answer
    x = 437,033.66

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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.