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Finding the Fourth Proportional to 586,886.76, 879,184.05 and 404,484.93

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Solution

The fourth proportional to 586,886.76, 879,184.05 and 404,484.93 is: 605,937.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,886.76 : 879,184.05 = 404,484.93 : x
  2. Step 2: Convert to fraction form
    586,886.76/879,184.05 = 404,484.93/x
  3. Step 3: Cross multiply
    586,886.76x = 879,184.05 × 404,484.93
  4. Step 4: Simplify right side
    586,886.76x = 355,616,698,921.37
  5. Step 5: Solve for x
    x = 355,616,698,921.37/586,886.76
  6. Step 6: Final answer
    x = 605,937.50

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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.