Home / 955,091.70-1,318,019.18-525,362.40

Finding the Fourth Proportional to 955,091.70, 1,318,019.18 and 525,362.40

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Solution

The fourth proportional to 955,091.70, 1,318,019.18 and 525,362.40 is: 724,996.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,091.70 : 1,318,019.18 = 525,362.40 : x
  2. Step 2: Convert to fraction form
    955,091.70/1,318,019.18 = 525,362.40/x
  3. Step 3: Cross multiply
    955,091.70x = 1,318,019.18 × 525,362.40
  4. Step 4: Simplify right side
    955,091.70x = 692,437,717,024.02
  5. Step 5: Solve for x
    x = 692,437,717,024.02/955,091.70
  6. Step 6: Final answer
    x = 724,996.06

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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.