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Finding the Fourth Proportional to 637,009.52, 955,547.76 and 163,698.08

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Solution

The fourth proportional to 637,009.52, 955,547.76 and 163,698.08 is: 245,555.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,009.52 : 955,547.76 = 163,698.08 : x
  2. Step 2: Convert to fraction form
    637,009.52/955,547.76 = 163,698.08/x
  3. Step 3: Cross multiply
    637,009.52x = 955,547.76 × 163,698.08
  4. Step 4: Simplify right side
    637,009.52x = 156,421,333,660.30
  5. Step 5: Solve for x
    x = 156,421,333,660.30/637,009.52
  6. Step 6: Final answer
    x = 245,555.72

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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.