Home / 473,555.03-653,497.70-258,689.57

Finding the Fourth Proportional to 473,555.03, 653,497.70 and 258,689.57

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Solution

The fourth proportional to 473,555.03, 653,497.70 and 258,689.57 is: 356,987.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,555.03 : 653,497.70 = 258,689.57 : x
  2. Step 2: Convert to fraction form
    473,555.03/653,497.70 = 258,689.57/x
  3. Step 3: Cross multiply
    473,555.03x = 653,497.70 × 258,689.57
  4. Step 4: Simplify right side
    473,555.03x = 169,053,034,448.05
  5. Step 5: Solve for x
    x = 169,053,034,448.05/473,555.03
  6. Step 6: Final answer
    x = 356,987.10

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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.