Home / 860,242.52-1,186,793.70-497,599.04

Finding the Fourth Proportional to 860,242.52, 1,186,793.70 and 497,599.04

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Solution

The fourth proportional to 860,242.52, 1,186,793.70 and 497,599.04 is: 686,489.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,242.52 : 1,186,793.70 = 497,599.04 : x
  2. Step 2: Convert to fraction form
    860,242.52/1,186,793.70 = 497,599.04/x
  3. Step 3: Cross multiply
    860,242.52x = 1,186,793.70 × 497,599.04
  4. Step 4: Simplify right side
    860,242.52x = 590,547,405,798.05
  5. Step 5: Solve for x
    x = 590,547,405,798.05/860,242.52
  6. Step 6: Final answer
    x = 686,489.44

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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.