Home / 530,518.02-732,092.46-288,795.57

Finding the Fourth Proportional to 530,518.02, 732,092.46 and 288,795.57

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Solution

The fourth proportional to 530,518.02, 732,092.46 and 288,795.57 is: 398,525.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,518.02 : 732,092.46 = 288,795.57 : x
  2. Step 2: Convert to fraction form
    530,518.02/732,092.46 = 288,795.57/x
  3. Step 3: Cross multiply
    530,518.02x = 732,092.46 × 288,795.57
  4. Step 4: Simplify right side
    530,518.02x = 211,425,054,173.96
  5. Step 5: Solve for x
    x = 211,425,054,173.96/530,518.02
  6. Step 6: Final answer
    x = 398,525.68

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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.