Home / 649,666.17-896,567.13-363,186.18

Finding the Fourth Proportional to 649,666.17, 896,567.13 and 363,186.18

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Solution

The fourth proportional to 649,666.17, 896,567.13 and 363,186.18 is: 501,212.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,666.17 : 896,567.13 = 363,186.18 : x
  2. Step 2: Convert to fraction form
    649,666.17/896,567.13 = 363,186.18/x
  3. Step 3: Cross multiply
    649,666.17x = 896,567.13 × 363,186.18
  4. Step 4: Simplify right side
    649,666.17x = 325,620,791,058.26
  5. Step 5: Solve for x
    x = 325,620,791,058.26/649,666.17
  6. Step 6: Final answer
    x = 501,212.48

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Double scale
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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.