Home / 530,085.03-732,154.46-386,617.83

Finding the Fourth Proportional to 530,085.03, 732,154.46 and 386,617.83

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Solution

The fourth proportional to 530,085.03, 732,154.46 and 386,617.83 is: 533,997.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,085.03 : 732,154.46 = 386,617.83 : x
  2. Step 2: Convert to fraction form
    530,085.03/732,154.46 = 386,617.83/x
  3. Step 3: Cross multiply
    530,085.03x = 732,154.46 × 386,617.83
  4. Step 4: Simplify right side
    530,085.03x = 283,063,966,616.93
  5. Step 5: Solve for x
    x = 283,063,966,616.93/530,085.03
  6. Step 6: Final answer
    x = 533,997.28

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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.