Home / 877,587.75-1,211,071.10-475,179.75

Finding the Fourth Proportional to 877,587.75, 1,211,071.10 and 475,179.75

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Solution

The fourth proportional to 877,587.75, 1,211,071.10 and 475,179.75 is: 655,748.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,587.75 : 1,211,071.10 = 475,179.75 : x
  2. Step 2: Convert to fraction form
    877,587.75/1,211,071.10 = 475,179.75/x
  3. Step 3: Cross multiply
    877,587.75x = 1,211,071.10 × 475,179.75
  4. Step 4: Simplify right side
    877,587.75x = 575,476,460,154.33
  5. Step 5: Solve for x
    x = 575,476,460,154.33/877,587.75
  6. Step 6: Final answer
    x = 655,748.06

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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.