Home / 584,000.58-805,864.76-354,683.36

Finding the Fourth Proportional to 584,000.58, 805,864.76 and 354,683.36

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Solution

The fourth proportional to 584,000.58, 805,864.76 and 354,683.36 is: 489,429.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,000.58 : 805,864.76 = 354,683.36 : x
  2. Step 2: Convert to fraction form
    584,000.58/805,864.76 = 354,683.36/x
  3. Step 3: Cross multiply
    584,000.58x = 805,864.76 × 354,683.36
  4. Step 4: Simplify right side
    584,000.58x = 285,826,820,782.39
  5. Step 5: Solve for x
    x = 285,826,820,782.39/584,000.58
  6. Step 6: Final answer
    x = 489,429.00

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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.