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Finding the Fourth Proportional to 532,818.58, 735,300.22 and 291,116.12

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Solution

The fourth proportional to 532,818.58, 735,300.22 and 291,116.12 is: 401,746.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,818.58 : 735,300.22 = 291,116.12 : x
  2. Step 2: Convert to fraction form
    532,818.58/735,300.22 = 291,116.12/x
  3. Step 3: Cross multiply
    532,818.58x = 735,300.22 × 291,116.12
  4. Step 4: Simplify right side
    532,818.58x = 214,057,748,192.01
  5. Step 5: Solve for x
    x = 214,057,748,192.01/532,818.58
  6. Step 6: Final answer
    x = 401,746.03

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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.