Home / 955,091.95-1,318,019.52-525,362.65

Finding the Fourth Proportional to 955,091.95, 1,318,019.52 and 525,362.65

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Solution

The fourth proportional to 955,091.95, 1,318,019.52 and 525,362.65 is: 724,996.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,091.95 : 1,318,019.52 = 525,362.65 : x
  2. Step 2: Convert to fraction form
    955,091.95/1,318,019.52 = 525,362.65/x
  3. Step 3: Cross multiply
    955,091.95x = 1,318,019.52 × 525,362.65
  4. Step 4: Simplify right side
    955,091.95x = 692,438,227,778.93
  5. Step 5: Solve for x
    x = 692,438,227,778.93/955,091.95
  6. Step 6: Final answer
    x = 724,996.40

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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.