Home / 530,720.24-732,386.66-301,275.50

Finding the Fourth Proportional to 530,720.24, 732,386.66 and 301,275.50

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Solution

The fourth proportional to 530,720.24, 732,386.66 and 301,275.50 is: 415,756.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,720.24 : 732,386.66 = 301,275.50 : x
  2. Step 2: Convert to fraction form
    530,720.24/732,386.66 = 301,275.50/x
  3. Step 3: Cross multiply
    530,720.24x = 732,386.66 × 301,275.50
  4. Step 4: Simplify right side
    530,720.24x = 220,650,152,016.52
  5. Step 5: Solve for x
    x = 220,650,152,016.52/530,720.24
  6. Step 6: Final answer
    x = 415,756.06

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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.