Home / 877,162.73-1,210,776.48-514,454.22

Finding the Fourth Proportional to 877,162.73, 1,210,776.48 and 514,454.22

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Solution

The fourth proportional to 877,162.73, 1,210,776.48 and 514,454.22 is: 710,118.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,162.73 : 1,210,776.48 = 514,454.22 : x
  2. Step 2: Convert to fraction form
    877,162.73/1,210,776.48 = 514,454.22/x
  3. Step 3: Cross multiply
    877,162.73x = 1,210,776.48 × 514,454.22
  4. Step 4: Simplify right side
    877,162.73x = 622,889,069,612.75
  5. Step 5: Solve for x
    x = 622,889,069,612.75/877,162.73
  6. Step 6: Final answer
    x = 710,118.03

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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.