Home / 540,569.35-745,953.70-298,837.50

Finding the Fourth Proportional to 540,569.35, 745,953.70 and 298,837.50

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Solution

The fourth proportional to 540,569.35, 745,953.70 and 298,837.50 is: 412,378.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,569.35 : 745,953.70 = 298,837.50 : x
  2. Step 2: Convert to fraction form
    540,569.35/745,953.70 = 298,837.50/x
  3. Step 3: Cross multiply
    540,569.35x = 745,953.70 × 298,837.50
  4. Step 4: Simplify right side
    540,569.35x = 222,918,938,823.75
  5. Step 5: Solve for x
    x = 222,918,938,823.75/540,569.35
  6. Step 6: Final answer
    x = 412,378.06

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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.