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Finding the Fourth Proportional to 559,001.34, 771,901.32 and 540,925.08

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Solution

The fourth proportional to 559,001.34, 771,901.32 and 540,925.08 is: 746,940.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,001.34 : 771,901.32 = 540,925.08 : x
  2. Step 2: Convert to fraction form
    559,001.34/771,901.32 = 540,925.08/x
  3. Step 3: Cross multiply
    559,001.34x = 771,901.32 × 540,925.08
  4. Step 4: Simplify right side
    559,001.34x = 417,540,781,343.35
  5. Step 5: Solve for x
    x = 417,540,781,343.35/559,001.34
  6. Step 6: Final answer
    x = 746,940.58

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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.