Home / 756,641.86-1,044,150.35-417,110.11

Finding the Fourth Proportional to 756,641.86, 1,044,150.35 and 417,110.11

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Solution

The fourth proportional to 756,641.86, 1,044,150.35 and 417,110.11 is: 575,603.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,641.86 : 1,044,150.35 = 417,110.11 : x
  2. Step 2: Convert to fraction form
    756,641.86/1,044,150.35 = 417,110.11/x
  3. Step 3: Cross multiply
    756,641.86x = 1,044,150.35 × 417,110.11
  4. Step 4: Simplify right side
    756,641.86x = 435,525,662,649.11
  5. Step 5: Solve for x
    x = 435,525,662,649.11/756,641.86
  6. Step 6: Final answer
    x = 575,603.45

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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.