Home / 875,110.60-1,312,568.70-717,063.40

Finding the Fourth Proportional to 875,110.60, 1,312,568.70 and 717,063.40

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Solution

The fourth proportional to 875,110.60, 1,312,568.70 and 717,063.40 is: 1,075,515.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,110.60 : 1,312,568.70 = 717,063.40 : x
  2. Step 2: Convert to fraction form
    875,110.60/1,312,568.70 = 717,063.40/x
  3. Step 3: Cross multiply
    875,110.60x = 1,312,568.70 × 717,063.40
  4. Step 4: Simplify right side
    875,110.60x = 941,194,974,755.58
  5. Step 5: Solve for x
    x = 941,194,974,755.58/875,110.60
  6. Step 6: Final answer
    x = 1,075,515.45

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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.