Home / 539,065.15-808,360.89-201,869.30

Finding the Fourth Proportional to 539,065.15, 808,360.89 and 201,869.30

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Solution

The fourth proportional to 539,065.15, 808,360.89 and 201,869.30 is: 302,715.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,065.15 : 808,360.89 = 201,869.30 : x
  2. Step 2: Convert to fraction form
    539,065.15/808,360.89 = 201,869.30/x
  3. Step 3: Cross multiply
    539,065.15x = 808,360.89 × 201,869.30
  4. Step 4: Simplify right side
    539,065.15x = 163,183,247,011.68
  5. Step 5: Solve for x
    x = 163,183,247,011.68/539,065.15
  6. Step 6: Final answer
    x = 302,715.26

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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.