Home / 634,117.83-875,089.76-362,221.62

Finding the Fourth Proportional to 634,117.83, 875,089.76 and 362,221.62

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Solution

The fourth proportional to 634,117.83, 875,089.76 and 362,221.62 is: 499,869.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,117.83 : 875,089.76 = 362,221.62 : x
  2. Step 2: Convert to fraction form
    634,117.83/875,089.76 = 362,221.62/x
  3. Step 3: Cross multiply
    634,117.83x = 875,089.76 × 362,221.62
  4. Step 4: Simplify right side
    634,117.83x = 316,976,428,701.50
  5. Step 5: Solve for x
    x = 316,976,428,701.50/634,117.83
  6. Step 6: Final answer
    x = 499,869.92

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Double scale
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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.