Home / 849,734.75-1,170,400.17-653,125.25

Finding the Fourth Proportional to 849,734.75, 1,170,400.17 and 653,125.25

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Solution

The fourth proportional to 849,734.75, 1,170,400.17 and 653,125.25 is: 899,595.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,734.75 : 1,170,400.17 = 653,125.25 : x
  2. Step 2: Convert to fraction form
    849,734.75/1,170,400.17 = 653,125.25/x
  3. Step 3: Cross multiply
    849,734.75x = 1,170,400.17 × 653,125.25
  4. Step 4: Simplify right side
    849,734.75x = 764,417,903,631.29
  5. Step 5: Solve for x
    x = 764,417,903,631.29/849,734.75
  6. Step 6: Final answer
    x = 899,595.91

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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.