Home / 560,189.76-836,712.68-506,799.42

Finding the Fourth Proportional to 560,189.76, 836,712.68 and 506,799.42

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Solution

The fourth proportional to 560,189.76, 836,712.68 and 506,799.42 is: 756,967.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,189.76 : 836,712.68 = 506,799.42 : x
  2. Step 2: Convert to fraction form
    560,189.76/836,712.68 = 506,799.42/x
  3. Step 3: Cross multiply
    560,189.76x = 836,712.68 × 506,799.42
  4. Step 4: Simplify right side
    560,189.76x = 424,045,496,747.08
  5. Step 5: Solve for x
    x = 424,045,496,747.08/560,189.76
  6. Step 6: Final answer
    x = 756,967.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.