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Finding the Fourth Proportional to 292,374.68, 403,483.72 and 171,603.08

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Solution

The fourth proportional to 292,374.68, 403,483.72 and 171,603.08 is: 236,816.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,374.68 : 403,483.72 = 171,603.08 : x
  2. Step 2: Convert to fraction form
    292,374.68/403,483.72 = 171,603.08/x
  3. Step 3: Cross multiply
    292,374.68x = 403,483.72 × 171,603.08
  4. Step 4: Simplify right side
    292,374.68x = 69,239,049,081.86
  5. Step 5: Solve for x
    x = 69,239,049,081.86/292,374.68
  6. Step 6: Final answer
    x = 236,816.16

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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.