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Finding the Fourth Proportional to 540,580.88, 746,120.04 and 314,356.88

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Solution

The fourth proportional to 540,580.88, 746,120.04 and 314,356.88 is: 433,881.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,580.88 : 746,120.04 = 314,356.88 : x
  2. Step 2: Convert to fraction form
    540,580.88/746,120.04 = 314,356.88/x
  3. Step 3: Cross multiply
    540,580.88x = 746,120.04 × 314,356.88
  4. Step 4: Simplify right side
    540,580.88x = 234,547,967,879.88
  5. Step 5: Solve for x
    x = 234,547,967,879.88/540,580.88
  6. Step 6: Final answer
    x = 433,881.36

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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.