Home / 649,929.48-896,885.87-359,533.50

Finding the Fourth Proportional to 649,929.48, 896,885.87 and 359,533.50

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Solution

The fourth proportional to 649,929.48, 896,885.87 and 359,533.50 is: 496,146.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,929.48 : 896,885.87 = 359,533.50 : x
  2. Step 2: Convert to fraction form
    649,929.48/896,885.87 = 359,533.50/x
  3. Step 3: Cross multiply
    649,929.48x = 896,885.87 × 359,533.50
  4. Step 4: Simplify right side
    649,929.48x = 322,460,514,143.98
  5. Step 5: Solve for x
    x = 322,460,514,143.98/649,929.48
  6. Step 6: Final answer
    x = 496,146.93

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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.