Home / 540,506.48-745,894.02-298,795.18

Finding the Fourth Proportional to 540,506.48, 745,894.02 and 298,795.18

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Solution

The fourth proportional to 540,506.48, 745,894.02 and 298,795.18 is: 412,334.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,506.48 : 745,894.02 = 298,795.18 : x
  2. Step 2: Convert to fraction form
    540,506.48/745,894.02 = 298,795.18/x
  3. Step 3: Cross multiply
    540,506.48x = 745,894.02 × 298,795.18
  4. Step 4: Simplify right side
    540,506.48x = 222,869,537,966.82
  5. Step 5: Solve for x
    x = 222,869,537,966.82/540,506.48
  6. Step 6: Final answer
    x = 412,334.63

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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.