Home / 979,004.01-1,351,111.03-571,237.22

Finding the Fourth Proportional to 979,004.01, 1,351,111.03 and 571,237.22

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Solution

The fourth proportional to 979,004.01, 1,351,111.03 and 571,237.22 is: 788,357.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,004.01 : 1,351,111.03 = 571,237.22 : x
  2. Step 2: Convert to fraction form
    979,004.01/1,351,111.03 = 571,237.22/x
  3. Step 3: Cross multiply
    979,004.01x = 1,351,111.03 × 571,237.22
  4. Step 4: Simplify right side
    979,004.01x = 771,804,908,688.54
  5. Step 5: Solve for x
    x = 771,804,908,688.54/979,004.01
  6. Step 6: Final answer
    x = 788,357.25

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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.