Home / 695,572.40-1,044,136.20-538,497.20

Finding the Fourth Proportional to 695,572.40, 1,044,136.20 and 538,497.20

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Solution

The fourth proportional to 695,572.40, 1,044,136.20 and 538,497.20 is: 808,347.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,572.40 : 1,044,136.20 = 538,497.20 : x
  2. Step 2: Convert to fraction form
    695,572.40/1,044,136.20 = 538,497.20/x
  3. Step 3: Cross multiply
    695,572.40x = 1,044,136.20 × 538,497.20
  4. Step 4: Simplify right side
    695,572.40x = 562,264,420,118.64
  5. Step 5: Solve for x
    x = 562,264,420,118.64/695,572.40
  6. Step 6: Final answer
    x = 808,347.80

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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.