Home / 885,254.73-1,221,651.51-503,281.53

Finding the Fourth Proportional to 885,254.73, 1,221,651.51 and 503,281.53

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Solution

The fourth proportional to 885,254.73, 1,221,651.51 and 503,281.53 is: 694,528.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,254.73 : 1,221,651.51 = 503,281.53 : x
  2. Step 2: Convert to fraction form
    885,254.73/1,221,651.51 = 503,281.53/x
  3. Step 3: Cross multiply
    885,254.73x = 1,221,651.51 × 503,281.53
  4. Step 4: Simplify right side
    885,254.73x = 614,834,641,079.61
  5. Step 5: Solve for x
    x = 614,834,641,079.61/885,254.73
  6. Step 6: Final answer
    x = 694,528.50

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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.