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Finding the Fourth Proportional to 586,089.54, 808,572.30 and 368,170.14

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Solution

The fourth proportional to 586,089.54, 808,572.30 and 368,170.14 is: 507,929.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,089.54 : 808,572.30 = 368,170.14 : x
  2. Step 2: Convert to fraction form
    586,089.54/808,572.30 = 368,170.14/x
  3. Step 3: Cross multiply
    586,089.54x = 808,572.30 × 368,170.14
  4. Step 4: Simplify right side
    586,089.54x = 297,692,176,891.12
  5. Step 5: Solve for x
    x = 297,692,176,891.12/586,089.54
  6. Step 6: Final answer
    x = 507,929.52

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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.