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Finding the Fourth Proportional to 548,547.50, 822,899.96 and 169,501.34

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Solution

The fourth proportional to 548,547.50, 822,899.96 and 169,501.34 is: 254,276.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,547.50 : 822,899.96 = 169,501.34 : x
  2. Step 2: Convert to fraction form
    548,547.50/822,899.96 = 169,501.34/x
  3. Step 3: Cross multiply
    548,547.50x = 822,899.96 × 169,501.34
  4. Step 4: Simplify right side
    548,547.50x = 139,482,640,943.94
  5. Step 5: Solve for x
    x = 139,482,640,943.94/548,547.50
  6. Step 6: Final answer
    x = 254,276.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.