Home / 749,080.24-1,033,740.84-409,547.76

Finding the Fourth Proportional to 749,080.24, 1,033,740.84 and 409,547.76

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Solution

The fourth proportional to 749,080.24, 1,033,740.84 and 409,547.76 is: 565,181.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,080.24 : 1,033,740.84 = 409,547.76 : x
  2. Step 2: Convert to fraction form
    749,080.24/1,033,740.84 = 409,547.76/x
  3. Step 3: Cross multiply
    749,080.24x = 1,033,740.84 × 409,547.76
  4. Step 4: Simplify right side
    749,080.24x = 423,366,245,442.52
  5. Step 5: Solve for x
    x = 423,366,245,442.52/749,080.24
  6. Step 6: Final answer
    x = 565,181.44

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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.