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Finding the Fourth Proportional to 354,702.90, 532,054.35 and 350,037.30

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Solution

The fourth proportional to 354,702.90, 532,054.35 and 350,037.30 is: 525,055.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,702.90 : 532,054.35 = 350,037.30 : x
  2. Step 2: Convert to fraction form
    354,702.90/532,054.35 = 350,037.30/x
  3. Step 3: Cross multiply
    354,702.90x = 532,054.35 × 350,037.30
  4. Step 4: Simplify right side
    354,702.90x = 186,238,868,127.26
  5. Step 5: Solve for x
    x = 186,238,868,127.26/354,702.90
  6. Step 6: Final answer
    x = 525,055.95

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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.