Home / 791,089.64-1,186,156.02-310,742.42

Finding the Fourth Proportional to 791,089.64, 1,186,156.02 and 310,742.42

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Solution

The fourth proportional to 791,089.64, 1,186,156.02 and 310,742.42 is: 465,925.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,089.64 : 1,186,156.02 = 310,742.42 : x
  2. Step 2: Convert to fraction form
    791,089.64/1,186,156.02 = 310,742.42/x
  3. Step 3: Cross multiply
    791,089.64x = 1,186,156.02 × 310,742.42
  4. Step 4: Simplify right side
    791,089.64x = 368,588,992,152.37
  5. Step 5: Solve for x
    x = 368,588,992,152.37/791,089.64
  6. Step 6: Final answer
    x = 465,925.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.