Home / 711,570.88-1,066,300.08-395,593.12

Finding the Fourth Proportional to 711,570.88, 1,066,300.08 and 395,593.12

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Solution

The fourth proportional to 711,570.88, 1,066,300.08 and 395,593.12 is: 592,802.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,570.88 : 1,066,300.08 = 395,593.12 : x
  2. Step 2: Convert to fraction form
    711,570.88/1,066,300.08 = 395,593.12/x
  3. Step 3: Cross multiply
    711,570.88x = 1,066,300.08 × 395,593.12
  4. Step 4: Simplify right side
    711,570.88x = 421,820,975,503.45
  5. Step 5: Solve for x
    x = 421,820,975,503.45/711,570.88
  6. Step 6: Final answer
    x = 592,802.47

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Double scale
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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.