Home / 760,506.75-1,141,881.57-424,204.47

Finding the Fourth Proportional to 760,506.75, 1,141,881.57 and 424,204.47

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Solution

The fourth proportional to 760,506.75, 1,141,881.57 and 424,204.47 is: 636,932.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,506.75 : 1,141,881.57 = 424,204.47 : x
  2. Step 2: Convert to fraction form
    760,506.75/1,141,881.57 = 424,204.47/x
  3. Step 3: Cross multiply
    760,506.75x = 1,141,881.57 × 424,204.47
  4. Step 4: Simplify right side
    760,506.75x = 484,391,266,204.62
  5. Step 5: Solve for x
    x = 484,391,266,204.62/760,506.75
  6. Step 6: Final answer
    x = 636,932.24

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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.