Home / 473,318.64-653,185.08-258,461.28

Finding the Fourth Proportional to 473,318.64, 653,185.08 and 258,461.28

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Solution

The fourth proportional to 473,318.64, 653,185.08 and 258,461.28 is: 356,679.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,318.64 : 653,185.08 = 258,461.28 : x
  2. Step 2: Convert to fraction form
    473,318.64/653,185.08 = 258,461.28/x
  3. Step 3: Cross multiply
    473,318.64x = 653,185.08 × 258,461.28
  4. Step 4: Simplify right side
    473,318.64x = 168,823,051,853.70
  5. Step 5: Solve for x
    x = 168,823,051,853.70/473,318.64
  6. Step 6: Final answer
    x = 356,679.49

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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.