Home / 980,462.60-1,470,695.05-306,547.44

Finding the Fourth Proportional to 980,462.60, 1,470,695.05 and 306,547.44

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Solution

The fourth proportional to 980,462.60, 1,470,695.05 and 306,547.44 is: 459,821.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,462.60 : 1,470,695.05 = 306,547.44 : x
  2. Step 2: Convert to fraction form
    980,462.60/1,470,695.05 = 306,547.44/x
  3. Step 3: Cross multiply
    980,462.60x = 1,470,695.05 × 306,547.44
  4. Step 4: Simplify right side
    980,462.60x = 450,837,802,598.17
  5. Step 5: Solve for x
    x = 450,837,802,598.17/980,462.60
  6. Step 6: Final answer
    x = 459,821.52

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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.