Home / 1,059,153.06-1,588,715.76-260,441.53

Finding the Fourth Proportional to 1,059,153.06, 1,588,715.76 and 260,441.53

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Solution

The fourth proportional to 1,059,153.06, 1,588,715.76 and 260,441.53 is: 390,658.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,153.06 : 1,588,715.76 = 260,441.53 : x
  2. Step 2: Convert to fraction form
    1,059,153.06/1,588,715.76 = 260,441.53/x
  3. Step 3: Cross multiply
    1,059,153.06x = 1,588,715.76 × 260,441.53
  4. Step 4: Simplify right side
    1,059,153.06x = 413,767,563,269.51
  5. Step 5: Solve for x
    x = 413,767,563,269.51/1,059,153.06
  6. Step 6: Final answer
    x = 390,658.89

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Double scale
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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.