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Finding the Fourth Proportional to 537,312.80, 804,802.80 and 444,000.80

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Solution

The fourth proportional to 537,312.80, 804,802.80 and 444,000.80 is: 665,037.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,312.80 : 804,802.80 = 444,000.80 : x
  2. Step 2: Convert to fraction form
    537,312.80/804,802.80 = 444,000.80/x
  3. Step 3: Cross multiply
    537,312.80x = 804,802.80 × 444,000.80
  4. Step 4: Simplify right side
    537,312.80x = 357,333,087,042.24
  5. Step 5: Solve for x
    x = 357,333,087,042.24/537,312.80
  6. Step 6: Final answer
    x = 665,037.36

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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.