Home / 877,609.60-1,210,805.76-571,546.24

Finding the Fourth Proportional to 877,609.60, 1,210,805.76 and 571,546.24

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Solution

The fourth proportional to 877,609.60, 1,210,805.76 and 571,546.24 is: 788,541.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,609.60 : 1,210,805.76 = 571,546.24 : x
  2. Step 2: Convert to fraction form
    877,609.60/1,210,805.76 = 571,546.24/x
  3. Step 3: Cross multiply
    877,609.60x = 1,210,805.76 × 571,546.24
  4. Step 4: Simplify right side
    877,609.60x = 692,031,479,498.34
  5. Step 5: Solve for x
    x = 692,031,479,498.34/877,609.60
  6. Step 6: Final answer
    x = 788,541.37

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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.