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Finding the Fourth Proportional to 662,935.61, 914,873.13 and 372,597.68

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Solution

The fourth proportional to 662,935.61, 914,873.13 and 372,597.68 is: 514,197.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,935.61 : 914,873.13 = 372,597.68 : x
  2. Step 2: Convert to fraction form
    662,935.61/914,873.13 = 372,597.68/x
  3. Step 3: Cross multiply
    662,935.61x = 914,873.13 × 372,597.68
  4. Step 4: Simplify right side
    662,935.61x = 340,879,603,869.35
  5. Step 5: Solve for x
    x = 340,879,603,869.35/662,935.61
  6. Step 6: Final answer
    x = 514,197.16

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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.