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Finding the Fourth Proportional to 636,035.88, 877,710.96 and 364,094.76

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Solution

The fourth proportional to 636,035.88, 877,710.96 and 364,094.76 is: 502,440.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,035.88 : 877,710.96 = 364,094.76 : x
  2. Step 2: Convert to fraction form
    636,035.88/877,710.96 = 364,094.76/x
  3. Step 3: Cross multiply
    636,035.88x = 877,710.96 × 364,094.76
  4. Step 4: Simplify right side
    636,035.88x = 319,569,961,330.57
  5. Step 5: Solve for x
    x = 319,569,961,330.57/636,035.88
  6. Step 6: Final answer
    x = 502,440.15

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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.