Home / 914,777.43-1,262,400.32-506,886.08

Finding the Fourth Proportional to 914,777.43, 1,262,400.32 and 506,886.08

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Solution

The fourth proportional to 914,777.43, 1,262,400.32 and 506,886.08 is: 699,506.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,777.43 : 1,262,400.32 = 506,886.08 : x
  2. Step 2: Convert to fraction form
    914,777.43/1,262,400.32 = 506,886.08/x
  3. Step 3: Cross multiply
    914,777.43x = 1,262,400.32 × 506,886.08
  4. Step 4: Simplify right side
    914,777.43x = 639,893,140,749.11
  5. Step 5: Solve for x
    x = 639,893,140,749.11/914,777.43
  6. Step 6: Final answer
    x = 699,506.92

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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.