Home / 947,888.20-1,307,766.34-539,701.36

Finding the Fourth Proportional to 947,888.20, 1,307,766.34 and 539,701.36

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Solution

The fourth proportional to 947,888.20, 1,307,766.34 and 539,701.36 is: 744,606.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,888.20 : 1,307,766.34 = 539,701.36 : x
  2. Step 2: Convert to fraction form
    947,888.20/1,307,766.34 = 539,701.36/x
  3. Step 3: Cross multiply
    947,888.20x = 1,307,766.34 × 539,701.36
  4. Step 4: Simplify right side
    947,888.20x = 705,803,272,260.22
  5. Step 5: Solve for x
    x = 705,803,272,260.22/947,888.20
  6. Step 6: Final answer
    x = 744,606.03

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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.