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Finding the Fourth Proportional to 650,242.76, 896,838.90 and 559,747.40

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Solution

The fourth proportional to 650,242.76, 896,838.90 and 559,747.40 is: 772,024.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,242.76 : 896,838.90 = 559,747.40 : x
  2. Step 2: Convert to fraction form
    650,242.76/896,838.90 = 559,747.40/x
  3. Step 3: Cross multiply
    650,242.76x = 896,838.90 × 559,747.40
  4. Step 4: Simplify right side
    650,242.76x = 502,003,242,493.86
  5. Step 5: Solve for x
    x = 502,003,242,493.86/650,242.76
  6. Step 6: Final answer
    x = 772,024.35

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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.