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Finding the Fourth Proportional to 346,444.66, 519,681.54 and 169,100.83

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Solution

The fourth proportional to 346,444.66, 519,681.54 and 169,100.83 is: 253,658.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,444.66 : 519,681.54 = 169,100.83 : x
  2. Step 2: Convert to fraction form
    346,444.66/519,681.54 = 169,100.83/x
  3. Step 3: Cross multiply
    346,444.66x = 519,681.54 × 169,100.83
  4. Step 4: Simplify right side
    346,444.66x = 87,878,577,151.27
  5. Step 5: Solve for x
    x = 87,878,577,151.27/346,444.66
  6. Step 6: Final answer
    x = 253,658.34

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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.