Home / 473,719.46-653,734.58-258,859.55

Finding the Fourth Proportional to 473,719.46, 653,734.58 and 258,859.55

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Solution

The fourth proportional to 473,719.46, 653,734.58 and 258,859.55 is: 357,227.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,719.46 : 653,734.58 = 258,859.55 : x
  2. Step 2: Convert to fraction form
    473,719.46/653,734.58 = 258,859.55/x
  3. Step 3: Cross multiply
    473,719.46x = 653,734.58 × 258,859.55
  4. Step 4: Simplify right side
    473,719.46x = 169,225,437,317.11
  5. Step 5: Solve for x
    x = 169,225,437,317.11/473,719.46
  6. Step 6: Final answer
    x = 357,227.12

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1.5x scale

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.