Home / 953,417.02-1,315,723.38-523,706.92

Finding the Fourth Proportional to 953,417.02, 1,315,723.38 and 523,706.92

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Solution

The fourth proportional to 953,417.02, 1,315,723.38 and 523,706.92 is: 722,719.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,417.02 : 1,315,723.38 = 523,706.92 : x
  2. Step 2: Convert to fraction form
    953,417.02/1,315,723.38 = 523,706.92/x
  3. Step 3: Cross multiply
    953,417.02x = 1,315,723.38 × 523,706.92
  4. Step 4: Simplify right side
    953,417.02x = 689,053,438,911.79
  5. Step 5: Solve for x
    x = 689,053,438,911.79/953,417.02
  6. Step 6: Final answer
    x = 722,719.88

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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.