Home / 744,459.66-1,116,547.02-289,050.89

Finding the Fourth Proportional to 744,459.66, 1,116,547.02 and 289,050.89

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Solution

The fourth proportional to 744,459.66, 1,116,547.02 and 289,050.89 is: 433,521.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,459.66 : 1,116,547.02 = 289,050.89 : x
  2. Step 2: Convert to fraction form
    744,459.66/1,116,547.02 = 289,050.89/x
  3. Step 3: Cross multiply
    744,459.66x = 1,116,547.02 × 289,050.89
  4. Step 4: Simplify right side
    744,459.66x = 322,738,904,275.11
  5. Step 5: Solve for x
    x = 322,738,904,275.11/744,459.66
  6. Step 6: Final answer
    x = 433,521.01

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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.