Home / 695,227.40-1,043,618.70-649,543.40

Finding the Fourth Proportional to 695,227.40, 1,043,618.70 and 649,543.40

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Solution

The fourth proportional to 695,227.40, 1,043,618.70 and 649,543.40 is: 975,041.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,227.40 : 1,043,618.70 = 649,543.40 : x
  2. Step 2: Convert to fraction form
    695,227.40/1,043,618.70 = 649,543.40/x
  3. Step 3: Cross multiply
    695,227.40x = 1,043,618.70 × 649,543.40
  4. Step 4: Simplify right side
    695,227.40x = 677,875,638,701.58
  5. Step 5: Solve for x
    x = 677,875,638,701.58/695,227.40
  6. Step 6: Final answer
    x = 975,041.60

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1.5x scale

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.