Home / 852,602.16-1,176,605.43-465,437.55

Finding the Fourth Proportional to 852,602.16, 1,176,605.43 and 465,437.55

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Solution

The fourth proportional to 852,602.16, 1,176,605.43 and 465,437.55 is: 642,311.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,602.16 : 1,176,605.43 = 465,437.55 : x
  2. Step 2: Convert to fraction form
    852,602.16/1,176,605.43 = 465,437.55/x
  3. Step 3: Cross multiply
    852,602.16x = 1,176,605.43 × 465,437.55
  4. Step 4: Simplify right side
    852,602.16x = 547,636,348,655.90
  5. Step 5: Solve for x
    x = 547,636,348,655.90/852,602.16
  6. Step 6: Final answer
    x = 642,311.71

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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.