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Finding the Fourth Proportional to 579,184.17, 798,800.27 and 407,669.91

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Solution

The fourth proportional to 579,184.17, 798,800.27 and 407,669.91 is: 562,250.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,184.17 : 798,800.27 = 407,669.91 : x
  2. Step 2: Convert to fraction form
    579,184.17/798,800.27 = 407,669.91/x
  3. Step 3: Cross multiply
    579,184.17x = 798,800.27 × 407,669.91
  4. Step 4: Simplify right side
    579,184.17x = 325,646,832,140.53
  5. Step 5: Solve for x
    x = 325,646,832,140.53/579,184.17
  6. Step 6: Final answer
    x = 562,250.92

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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.