Home / 932,013.95-1,286,186.65-518,556.74

Finding the Fourth Proportional to 932,013.95, 1,286,186.65 and 518,556.74

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Solution

The fourth proportional to 932,013.95, 1,286,186.65 and 518,556.74 is: 715,612.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,013.95 : 1,286,186.65 = 518,556.74 : x
  2. Step 2: Convert to fraction form
    932,013.95/1,286,186.65 = 518,556.74/x
  3. Step 3: Cross multiply
    932,013.95x = 1,286,186.65 × 518,556.74
  4. Step 4: Simplify right side
    932,013.95x = 666,960,748,528.20
  5. Step 5: Solve for x
    x = 666,960,748,528.20/932,013.95
  6. Step 6: Final answer
    x = 715,612.41

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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.