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Finding the Fourth Proportional to 349,241.83, 526,196.45 and 315,547.01

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Solution

The fourth proportional to 349,241.83, 526,196.45 and 315,547.01 is: 475,429.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,241.83 : 526,196.45 = 315,547.01 : x
  2. Step 2: Convert to fraction form
    349,241.83/526,196.45 = 315,547.01/x
  3. Step 3: Cross multiply
    349,241.83x = 526,196.45 × 315,547.01
  4. Step 4: Simplify right side
    349,241.83x = 166,039,716,601.24
  5. Step 5: Solve for x
    x = 166,039,716,601.24/349,241.83
  6. Step 6: Final answer
    x = 475,429.07

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.