Home / 751,088.81-1,036,502.54-411,549.77

Finding the Fourth Proportional to 751,088.81, 1,036,502.54 and 411,549.77

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Solution

The fourth proportional to 751,088.81, 1,036,502.54 and 411,549.77 is: 567,938.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,088.81 : 1,036,502.54 = 411,549.77 : x
  2. Step 2: Convert to fraction form
    751,088.81/1,036,502.54 = 411,549.77/x
  3. Step 3: Cross multiply
    751,088.81x = 1,036,502.54 × 411,549.77
  4. Step 4: Simplify right side
    751,088.81x = 426,572,376,758.90
  5. Step 5: Solve for x
    x = 426,572,376,758.90/751,088.81
  6. Step 6: Final answer
    x = 567,938.67

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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.