Home / 899,827.79-1,349,469.05-473,133.69

Finding the Fourth Proportional to 899,827.79, 1,349,469.05 and 473,133.69

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Solution

The fourth proportional to 899,827.79, 1,349,469.05 and 473,133.69 is: 709,557.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,827.79 : 1,349,469.05 = 473,133.69 : x
  2. Step 2: Convert to fraction form
    899,827.79/1,349,469.05 = 473,133.69/x
  3. Step 3: Cross multiply
    899,827.79x = 1,349,469.05 × 473,133.69
  4. Step 4: Simplify right side
    899,827.79x = 638,479,268,801.63
  5. Step 5: Solve for x
    x = 638,479,268,801.63/899,827.79
  6. Step 6: Final answer
    x = 709,557.18

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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.