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Finding the Fourth Proportional to 635,971.65, 877,599.59 and 364,041.69

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Solution

The fourth proportional to 635,971.65, 877,599.59 and 364,041.69 is: 502,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,971.65 : 877,599.59 = 364,041.69 : x
  2. Step 2: Convert to fraction form
    635,971.65/877,599.59 = 364,041.69/x
  3. Step 3: Cross multiply
    635,971.65x = 877,599.59 × 364,041.69
  4. Step 4: Simplify right side
    635,971.65x = 319,482,837,886.91
  5. Step 5: Solve for x
    x = 319,482,837,886.91/635,971.65
  6. Step 6: Final answer
    x = 502,353.90

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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.