Home / 741,700.98-1,023,547.95-402,169.23

Finding the Fourth Proportional to 741,700.98, 1,023,547.95 and 402,169.23

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Solution

The fourth proportional to 741,700.98, 1,023,547.95 and 402,169.23 is: 554,993.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,700.98 : 1,023,547.95 = 402,169.23 : x
  2. Step 2: Convert to fraction form
    741,700.98/1,023,547.95 = 402,169.23/x
  3. Step 3: Cross multiply
    741,700.98x = 1,023,547.95 × 402,169.23
  4. Step 4: Simplify right side
    741,700.98x = 411,639,490,919.58
  5. Step 5: Solve for x
    x = 411,639,490,919.58/741,700.98
  6. Step 6: Final answer
    x = 554,993.86

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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.