Home / 762,095.66-1,051,690.77-439,805.70

Finding the Fourth Proportional to 762,095.66, 1,051,690.77 and 439,805.70

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Solution

The fourth proportional to 762,095.66, 1,051,690.77 and 439,805.70 is: 606,931.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,095.66 : 1,051,690.77 = 439,805.70 : x
  2. Step 2: Convert to fraction form
    762,095.66/1,051,690.77 = 439,805.70/x
  3. Step 3: Cross multiply
    762,095.66x = 1,051,690.77 × 439,805.70
  4. Step 4: Simplify right side
    762,095.66x = 462,539,595,283.39
  5. Step 5: Solve for x
    x = 462,539,595,283.39/762,095.66
  6. Step 6: Final answer
    x = 606,931.15

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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.