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Finding the Fourth Proportional to 546,031.63, 819,416.67 and 191,048.71

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Solution

The fourth proportional to 546,031.63, 819,416.67 and 191,048.71 is: 286,702.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,031.63 : 819,416.67 = 191,048.71 : x
  2. Step 2: Convert to fraction form
    546,031.63/819,416.67 = 191,048.71/x
  3. Step 3: Cross multiply
    546,031.63x = 819,416.67 × 191,048.71
  4. Step 4: Simplify right side
    546,031.63x = 156,548,497,756.00
  5. Step 5: Solve for x
    x = 156,548,497,756.00/546,031.63
  6. Step 6: Final answer
    x = 286,702.25

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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.