Home / 930,703.77-1,284,510.05-568,337.72

Finding the Fourth Proportional to 930,703.77, 1,284,510.05 and 568,337.72

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Solution

The fourth proportional to 930,703.77, 1,284,510.05 and 568,337.72 is: 784,390.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,703.77 : 1,284,510.05 = 568,337.72 : x
  2. Step 2: Convert to fraction form
    930,703.77/1,284,510.05 = 568,337.72/x
  3. Step 3: Cross multiply
    930,703.77x = 1,284,510.05 × 568,337.72
  4. Step 4: Simplify right side
    930,703.77x = 730,035,506,001.11
  5. Step 5: Solve for x
    x = 730,035,506,001.11/930,703.77
  6. Step 6: Final answer
    x = 784,390.83

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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.