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Finding the Fourth Proportional to 537,448.68, 741,656.94 and 292,434.45

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Solution

The fourth proportional to 537,448.68, 741,656.94 and 292,434.45 is: 403,547.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,448.68 : 741,656.94 = 292,434.45 : x
  2. Step 2: Convert to fraction form
    537,448.68/741,656.94 = 292,434.45/x
  3. Step 3: Cross multiply
    537,448.68x = 741,656.94 × 292,434.45
  4. Step 4: Simplify right side
    537,448.68x = 216,886,039,337.58
  5. Step 5: Solve for x
    x = 216,886,039,337.58/537,448.68
  6. Step 6: Final answer
    x = 403,547.44

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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.