Home / 955,547.55-1,318,622.09-525,816.63

Finding the Fourth Proportional to 955,547.55, 1,318,622.09 and 525,816.63

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Solution

The fourth proportional to 955,547.55, 1,318,622.09 and 525,816.63 is: 725,608.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,547.55 : 1,318,622.09 = 525,816.63 : x
  2. Step 2: Convert to fraction form
    955,547.55/1,318,622.09 = 525,816.63/x
  3. Step 3: Cross multiply
    955,547.55x = 1,318,622.09 × 525,816.63
  4. Step 4: Simplify right side
    955,547.55x = 693,353,420,978.27
  5. Step 5: Solve for x
    x = 693,353,420,978.27/955,547.55
  6. Step 6: Final answer
    x = 725,608.50

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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.