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Finding the Fourth Proportional to 3,700.40, 5,547.84 and 1,750.32

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Solution

The fourth proportional to 3,700.40, 5,547.84 and 1,750.32 is: 2,624.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700.40 : 5,547.84 = 1,750.32 : x
  2. Step 2: Convert to fraction form
    3,700.40/5,547.84 = 1,750.32/x
  3. Step 3: Cross multiply
    3,700.40x = 5,547.84 × 1,750.32
  4. Step 4: Simplify right side
    3,700.40x = 9,710,495.31
  5. Step 5: Solve for x
    x = 9,710,495.31/3,700.40
  6. Step 6: Final answer
    x = 2,624.18

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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.