Home / 581,270.76-802,545.08-519,826.32

Finding the Fourth Proportional to 581,270.76, 802,545.08 and 519,826.32

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Solution

The fourth proportional to 581,270.76, 802,545.08 and 519,826.32 is: 717,710.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,270.76 : 802,545.08 = 519,826.32 : x
  2. Step 2: Convert to fraction form
    581,270.76/802,545.08 = 519,826.32/x
  3. Step 3: Cross multiply
    581,270.76x = 802,545.08 × 519,826.32
  4. Step 4: Simplify right side
    581,270.76x = 417,184,052,971.37
  5. Step 5: Solve for x
    x = 417,184,052,971.37/581,270.76
  6. Step 6: Final answer
    x = 717,710.37

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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.