Home / 977,471.10-1,348,888.19-569,547.54

Finding the Fourth Proportional to 977,471.10, 1,348,888.19 and 569,547.54

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Solution

The fourth proportional to 977,471.10, 1,348,888.19 and 569,547.54 is: 785,962.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,471.10 : 1,348,888.19 = 569,547.54 : x
  2. Step 2: Convert to fraction form
    977,471.10/1,348,888.19 = 569,547.54/x
  3. Step 3: Cross multiply
    977,471.10x = 1,348,888.19 × 569,547.54
  4. Step 4: Simplify right side
    977,471.10x = 768,255,945,028.98
  5. Step 5: Solve for x
    x = 768,255,945,028.98/977,471.10
  6. Step 6: Final answer
    x = 785,962.83

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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.