Home / 912,196.08-1,258,955.76-525,003.66

Finding the Fourth Proportional to 912,196.08, 1,258,955.76 and 525,003.66

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Solution

The fourth proportional to 912,196.08, 1,258,955.76 and 525,003.66 is: 724,577.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,196.08 : 1,258,955.76 = 525,003.66 : x
  2. Step 2: Convert to fraction form
    912,196.08/1,258,955.76 = 525,003.66/x
  3. Step 3: Cross multiply
    912,196.08x = 1,258,955.76 × 525,003.66
  4. Step 4: Simplify right side
    912,196.08x = 660,956,383,746.85
  5. Step 5: Solve for x
    x = 660,956,383,746.85/912,196.08
  6. Step 6: Final answer
    x = 724,577.09

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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.