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Finding the Fourth Proportional to 567,975,393.60, 851,963,090.40 and 506,753,390.40

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Solution

The fourth proportional to 567,975,393.60, 851,963,090.40 and 506,753,390.40 is: 760,130,085.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,975,393.60 : 851,963,090.40 = 506,753,390.40 : x
  2. Step 2: Convert to fraction form
    567,975,393.60/851,963,090.40 = 506,753,390.40/x
  3. Step 3: Cross multiply
    567,975,393.60x = 851,963,090.40 × 506,753,390.40
  4. Step 4: Simplify right side
    567,975,393.60x = 431,735,184,555,861,632
  5. Step 5: Solve for x
    x = 431,735,184,555,861,632/567,975,393.60
  6. Step 6: Final answer
    x = 760,130,085.60

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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.