Home / 953,256.09-1,315,557.81-523,540.71

Finding the Fourth Proportional to 953,256.09, 1,315,557.81 and 523,540.71

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Solution

The fourth proportional to 953,256.09, 1,315,557.81 and 523,540.71 is: 722,521.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,256.09 : 1,315,557.81 = 523,540.71 : x
  2. Step 2: Convert to fraction form
    953,256.09/1,315,557.81 = 523,540.71/x
  3. Step 3: Cross multiply
    953,256.09x = 1,315,557.81 × 523,540.71
  4. Step 4: Simplify right side
    953,256.09x = 688,748,069,893.45
  5. Step 5: Solve for x
    x = 688,748,069,893.45/953,256.09
  6. Step 6: Final answer
    x = 722,521.55

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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.