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Finding the Fourth Proportional to 534,353.13, 801,088.19 and 249,903.71

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Solution

The fourth proportional to 534,353.13, 801,088.19 and 249,903.71 is: 374,649.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,353.13 : 801,088.19 = 249,903.71 : x
  2. Step 2: Convert to fraction form
    534,353.13/801,088.19 = 249,903.71/x
  3. Step 3: Cross multiply
    534,353.13x = 801,088.19 × 249,903.71
  4. Step 4: Simplify right side
    534,353.13x = 200,194,907,502.81
  5. Step 5: Solve for x
    x = 200,194,907,502.81/534,353.13
  6. Step 6: Final answer
    x = 374,649.08

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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.