Home / 767,873.01-1,059,663.50-423,708.67

Finding the Fourth Proportional to 767,873.01, 1,059,663.50 and 423,708.67

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Solution

The fourth proportional to 767,873.01, 1,059,663.50 and 423,708.67 is: 584,717.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,873.01 : 1,059,663.50 = 423,708.67 : x
  2. Step 2: Convert to fraction form
    767,873.01/1,059,663.50 = 423,708.67/x
  3. Step 3: Cross multiply
    767,873.01x = 1,059,663.50 × 423,708.67
  4. Step 4: Simplify right side
    767,873.01x = 448,988,610,642.66
  5. Step 5: Solve for x
    x = 448,988,610,642.66/767,873.01
  6. Step 6: Final answer
    x = 584,717.27

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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.