Home / 530,943.09-732,973.06-359,765.69

Finding the Fourth Proportional to 530,943.09, 732,973.06 and 359,765.69

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Solution

The fourth proportional to 530,943.09, 732,973.06 and 359,765.69 is: 496,660.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,943.09 : 732,973.06 = 359,765.69 : x
  2. Step 2: Convert to fraction form
    530,943.09/732,973.06 = 359,765.69/x
  3. Step 3: Cross multiply
    530,943.09x = 732,973.06 × 359,765.69
  4. Step 4: Simplify right side
    530,943.09x = 263,698,558,682.31
  5. Step 5: Solve for x
    x = 263,698,558,682.31/530,943.09
  6. Step 6: Final answer
    x = 496,660.68

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Double scale
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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.