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Finding the Fourth Proportional to 537,006.30, 804,587.85 and 255,918.30

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Solution

The fourth proportional to 537,006.30, 804,587.85 and 255,918.30 is: 383,438.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,006.30 : 804,587.85 = 255,918.30 : x
  2. Step 2: Convert to fraction form
    537,006.30/804,587.85 = 255,918.30/x
  3. Step 3: Cross multiply
    537,006.30x = 804,587.85 × 255,918.30
  4. Step 4: Simplify right side
    537,006.30x = 205,908,754,772.66
  5. Step 5: Solve for x
    x = 205,908,754,772.66/537,006.30
  6. Step 6: Final answer
    x = 383,438.25

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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.