Home / 896,437.87-1,237,048.13-488,530.98

Finding the Fourth Proportional to 896,437.87, 1,237,048.13 and 488,530.98

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Solution

The fourth proportional to 896,437.87, 1,237,048.13 and 488,530.98 is: 674,153.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,437.87 : 1,237,048.13 = 488,530.98 : x
  2. Step 2: Convert to fraction form
    896,437.87/1,237,048.13 = 488,530.98/x
  3. Step 3: Cross multiply
    896,437.87x = 1,237,048.13 × 488,530.98
  4. Step 4: Simplify right side
    896,437.87x = 604,336,336,477.40
  5. Step 5: Solve for x
    x = 604,336,336,477.40/896,437.87
  6. Step 6: Final answer
    x = 674,153.07

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Double scale
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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.